CWMBS, Inc. CHL Mortgage Pass-Through Trust 2007-15 · 101 Barclay Street, 4W New York, NY 10286 Officer: Michael Cerchio 212-815-6314 Associate: Jonathan Conte 212-815-6146 CWMBS,

101 Barclay Street, 4WNew York, NY 10286

Officer: Michael Cerchio212-815-6314

Associate: Jonathan Conte212-815-6146

CWMBS, Inc.CHL Mortgage Pass-Through Trust 2007-15

Distribution Date: 08/27/07

Page 1

Certificateholder Monthly Distribution Summary

Class

1-A-11-A-21-A-31-A-41-A-51-A-61-A-71-A-81-A-91-A-101-A-111-A-121-A-131-A-141-A-151-A-161-A-171-A-181-A-191-A-201-A-211-A-221-A-231-A-241-A-251-A-261-A-271-A-281-A-291-A-30

1-X2-A-12-A-22-A-32-A-42-A-52-A-62-A-72-A-82-A-92-A-10

2-XPOPO

PO-2A-R

Cusip

17025TAA917025TAB717025TAC517025TAD317025TAE117025TAF817025TAG617025TAH417025TAJ017025TAK717025TAL517025TAM317025TAN117025TAP617025TAQ417025TAR217025TAS017025TAT817025TAU517025TAV317025TAW117025TAX917025TAY717025TAZ417025TBA817025TBB617025TBC417025TBD217025TBE017025TBF717025TBG517025TBH317025TBJ917025TBK617025TBL417025TBM217025TBN017025TBZ317025TCA717025TCB517025TCC317025TBP5

17025TBQ3

17025TBR1

Class

Description

SeniorSeniorSeniorSeniorSenior

Strip IOSenior

Strip IOSenior

Strip IOSeniorSeniorSenior

Strip IOSeniorSeniorSeniorSeniorSeniorSeniorSeniorSeniorSenior

Strip IOSeniorSeniorSeniorSeniorSeniorSenior

Strip IOSeniorSeniorSeniorSeniorSeniorSeniorSeniorSeniorSeniorSenior

Strip IO

Strip POStrip POSenior

Recombination

Classes

N/AN/A

Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%Deposit- 0.00%

Deposit-28.91%Deposit- 0.00%Deposit- 0.00%

Exchange- 0.00%Exchange-100.00%

Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%

Exchange-100.00%Exchange-100.00%

Exchange- 0.00%N/A

Deposit-100.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%Exchange- 0.00%

N/AN/AN/AN/AN/A

CertificateRateType

Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Var-30/360Var-30/360Var-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Var-30/360Var-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Var-30/360Fix-30/360Fix-30/360Fix-30/360Var-30/360Var-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Fix-30/360Var-30/360

Fix-30/360Fix-30/360Fix-30/360

Beginning

Balance

75,000,000.00100,000,000.00

36,499,500.0012,166,500.0031,800,000.00

1,272,000.0076,900,000.00

3,076,000.0019,700,000.00

788,000.0019,012,000.0058,100,000.00

6,972,000.0058,100,000.0011,182,000.0036,478,000.00

1,422,000.0013,966,000.0024,333,000.0048,666,000.0031,800,000.0076,900,000.0019,700,000.00

3,864,000.006,972,000.00

58,100,000.0037,900,000.0015,388,000.00

249,599,000.0065,072,000.00

482,617,218.00499,314,000.00481,260,000.00

18,054,000.00417,092,000.00

64,168,000.0018,054,000.00

334,434,000.0096,826,000.0050,000,000.0018,054,000.00

504,221,301.00481,725.08338,963.20142,761.88

100.00

Pass Through

Rate (%)

6.2500006.2500006.5000005.5000006.0000006.2500006.0000006.2500006.0000006.2500006.2500006.1200006.5000000.1000006.2500006.2500006.2500006.2500006.0000006.2500006.2500006.2500006.2500006.2500007.3333336.2200006.2500006.2500006.2500006.2500000.1115106.5000006.5000006.5000005.720000

11.5700006.5000006.5000006.5000006.5000006.5000000.2143060.0000000.0000000.0000006.250000

Principal

Distribution

197,946.38263,928.51

0.000.00

335,490.000.00

125,121.050.000.000.000.00

1,128.44135.41

0.000.000.000.000.000.000.00

335,490.00125,121.05

0.000.00

135.411,128.44

0.000.00

461,874.891,263.85

0.003,959,547.793,816,380.01

143,167.783,307,529.34

508,850.67143,167.78

3,816,380.010.000.00

143,167.780.00

37,497.5337,405.72

91.81100.00

Interest

Distribution

390,625.00520,833.33197,705.62

55,763.13159,000.00

6,625.00384,500.00

16,020.8398,500.00

4,104.1799,020.83

296,310.0037,765.00

4,841.6758,239.58

189,989.587,406.25

72,739.58121,665.00253,468.75165,625.00400,520.83102,604.17

20,125.0042,606.66

301,151.67197,395.83

80,145.831,299,994.79

338,916.6644,847.25

2,704,617.502,606,825.00

97,792.501,988,138.53

618,686.4797,792.50

1,811,517.50524,474.17270,833.33

97,792.5090,048.23

0.000.000.000.52

Total

Distribution

588,571.38784,761.84197,705.62

55,763.13494,490.00

6,625.00509,621.05

16,020.8398,500.00

4,104.1799,020.83

297,438.4437,900.41

4,841.6758,239.58

189,989.587,406.25

72,739.58121,665.00253,468.75501,115.00525,641.88102,604.17

20,125.0042,742.08

302,280.10197,395.83

80,145.831,761,869.68

340,180.5144,847.25

6,664,165.296,423,205.01

240,960.285,295,667.871,127,537.13

240,960.285,627,897.51

524,474.17270,833.33240,960.28

90,048.2337,497.5337,405.72

91.81100.52

CurrentRealizedLosses

0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.00

Ending

Balance

74,802,053.6299,736,071.4936,499,500.0012,166,500.0031,464,510.00

1,258,580.4076,774,878.95

3,070,995.1619,700,000.00

788,000.0019,012,000.0058,098,871.56

6,971,864.5958,098,871.5611,182,000.0036,478,000.00

1,422,000.0013,966,000.0024,333,000.0048,666,000.0031,464,510.0076,774,878.9519,700,000.00

3,858,995.166,971,864.59

58,098,871.5637,900,000.0015,388,000.00

249,137,125.1165,070,736.15

485,667,620.62495,354,452.21477,443,619.99

17,910,832.22413,784,470.66

63,659,149.3317,910,832.22

330,617,619.9996,826,000.0050,000,000.0017,910,832.22

500,265,431.94444,227.55301,557.48142,670.07

0.00

CumulativeRealizedLosses

0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.00

MB-1B-2B-3B-4B-5

17025TBS917025TBT717025TBU417025TBV217025TBW017025TBX8

MezzanineJuniorJuniorJuniorJuniorJunior

N/AN/AN/AN/AN/AN/A

Var-30/360Var-30/360Var-30/360Var-30/360Var-30/360Var-30/360

21,278,700.006,746,400.004,151,700.002,594,800.001,556,900.002,594,776.00

6.3749926.3749926.3749926.3749926.3749926.374992

7,049.752,235.121,375.48

859.67515.81859.63

113,042.9535,840.2022,055.8813,784.86

8,271.0213,784.73

120,092.7038,075.3223,431.3614,644.53

8,786.8314,644.36

0.000.000.000.000.000.00

21,271,650.256,744,164.884,150,324.522,593,940.331,556,384.192,593,916.37

0.000.000.000.000.000.00






Page 2

Totals 1,037,917,101.08 4,933,790.57 5,646,282.71 10,580,073.28 0.00 1,032,983,310.51 0.00






Page 3

Principal Distribution Detail

Class


1-X2-A-12-A-22-A-32-A-42-A-52-A-62-A-72-A-82-A-92-A-10

2-XPOPO

PO-2A-R

Cusip


17025TBQ3

17025TBR1

OriginalCertificateBalance

75,000,000.00100,000,000.00

36,499,500.0012,166,500.0031,800,000.00

1,272,000.0076,900,000.00

3,076,000.0019,700,000.00

788,000.0019,012,000.0058,100,000.00

6,972,000.0058,100,000.0011,182,000.0036,478,000.00

1,422,000.0013,966,000.0024,333,000.0048,666,000.0031,800,000.0076,900,000.0019,700,000.00

3,864,000.006,972,000.00

58,100,000.0037,900,000.0015,388,000.00

249,599,000.0065,072,000.00

482,617,218.00499,314,000.00481,260,000.00

18,054,000.00417,092,000.00

64,168,000.0018,054,000.00

334,434,000.0096,826,000.0050,000,000.0018,054,000.00

504,221,301.00481,725.08338,963.20142,761.88

100.00

BeginningCertificateBalance

75,000,000.00100,000,000.00

36,499,500.0012,166,500.0031,800,000.00

1,272,000.0076,900,000.00

3,076,000.0019,700,000.00

788,000.0019,012,000.0058,100,000.00

6,972,000.0058,100,000.0011,182,000.0036,478,000.00

1,422,000.0013,966,000.0024,333,000.0048,666,000.0031,800,000.0076,900,000.0019,700,000.00

3,864,000.006,972,000.00

58,100,000.0037,900,000.0015,388,000.00

249,599,000.0065,072,000.00

482,617,218.00499,314,000.00481,260,000.00

18,054,000.00417,092,000.00

64,168,000.0018,054,000.00

334,434,000.0096,826,000.0050,000,000.0018,054,000.00

504,221,301.00481,725.08338,963.20142,761.88

100.00

ScheduledPrincipal

Distribution

197,946.38263,928.51

0.000.00

335,490.000.00

125,121.050.000.000.000.00

1,128.44135.41

0.000.000.000.000.000.000.00

335,490.00125,121.05

0.000.00

135.411,128.44

0.000.00

461,874.891,263.85

0.003,959,547.793,816,380.01

143,167.783,307,529.34

508,850.67143,167.78

3,816,380.010.000.00

143,167.780.00

37,497.5337,405.72

91.81100.00

NetPrincipal

Distribution

197,946.38263,928.51

0.000.00

335,490.000.00

125,121.050.000.000.000.00

1,128.44135.41

0.000.000.000.000.000.000.00

335,490.00125,121.05

0.000.00

135.411,128.44

0.000.00

461,874.891,263.85

0.003,959,547.793,816,380.01

143,167.783,307,529.34

508,850.67143,167.78

3,816,380.010.000.00

143,167.780.00

37,497.5337,405.72

91.81100.00

CurrentRealizedLosses

0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.00

EndingCertificateBalance

74,802,053.6299,736,071.4936,499,500.0012,166,500.0031,464,510.00

1,258,580.4076,774,878.95

3,070,995.1619,700,000.00

788,000.0019,012,000.0058,098,871.56

6,971,864.5958,098,871.5611,182,000.0036,478,000.00

1,422,000.0013,966,000.0024,333,000.0048,666,000.0031,464,510.0076,774,878.9519,700,000.00

3,858,995.166,971,864.59

58,098,871.5637,900,000.0015,388,000.00

249,137,125.1165,070,736.15

485,667,620.62495,354,452.21477,443,619.99

17,910,832.22413,784,470.66

63,659,149.3317,910,832.22

330,617,619.9996,826,000.0050,000,000.0017,910,832.22

500,265,431.94444,227.55301,557.48142,670.07

0.00

EndingCertificate

Factor

0.9973607150.9973607151.0000000001.0000000000.9894500000.9894500000.9983729380.9983729381.0000000001.0000000001.0000000000.9999805780.9999805780.9999805781.0000000001.0000000001.0000000001.0000000001.0000000001.0000000000.9894500000.9983729381.0000000000.9987047510.9999805780.9999805781.0000000001.0000000000.9981495320.9999805781.0063205420.9920700250.9920700250.9920700250.9920700250.9920700250.9920700250.9885885411.0000000001.0000000000.9920700250.9921544980.9221598970.8896466750.9993569230.000000000

MB-1B-2B-3B-4B-5


21,278,700.006,746,400.004,151,700.002,594,800.001,556,900.002,594,776.00

21,278,700.006,746,400.004,151,700.002,594,800.001,556,900.002,594,776.00

7,049.752,235.121,375.48

859.67515.81859.63

7,049.752,235.121,375.48

859.67515.81859.63

0.000.000.000.000.000.00

21,271,650.256,744,164.884,150,324.522,593,940.331,556,384.192,593,916.37

0.9996686940.9996686940.9996686940.9996686940.9996686940.999668709






Page 4

Totals 1,037,917,101.08 1,037,917,101.08 4,933,790.57 4,933,790.57 0.00 1,032,983,310.51






Page 5

Interest Distribution Detail

Class


1-X2-A-12-A-22-A-32-A-42-A-52-A-62-A-72-A-82-A-92-A-10

2-XPOPO

PO-2A-R


75,000,000.00100,000,000.00

36,499,500.0012,166,500.0031,800,000.00

1,272,000.0076,900,000.00

3,076,000.0019,700,000.00

788,000.0019,012,000.0058,100,000.00

6,972,000.0058,100,000.0011,182,000.0036,478,000.00

1,422,000.0013,966,000.0024,333,000.0048,666,000.0031,800,000.0076,900,000.0019,700,000.00

3,864,000.006,972,000.00

58,100,000.0037,900,000.0015,388,000.00

249,599,000.0065,072,000.00

482,617,218.00499,314,000.00481,260,000.00

18,054,000.00417,092,000.00

64,168,000.0018,054,000.00

334,434,000.0096,826,000.0050,000,000.0018,054,000.00

504,221,301.00481,725.08338,963.20142,761.88

100.00

Pass Through

Rate (%)

6.2500006.2500006.5000005.5000006.0000006.2500006.0000006.2500006.0000006.2500006.2500006.1200006.5000000.1000006.2500006.2500006.2500006.2500006.0000006.2500006.2500006.2500006.2500006.2500007.3333336.2200006.2500006.2500006.2500006.2500000.1115106.5000006.5000006.5000005.720000

11.5700006.5000006.5000006.5000006.5000006.5000000.2143060.0000000.0000000.0000006.250000

Effective

Coupon (%)

6.2500006.2500006.5000005.5000006.0000006.2500006.0000006.2500006.0000006.2500006.2500006.1200006.5000000.1000006.2500006.2500006.2500006.2500006.0000006.2500006.2500006.2500006.2500006.2500007.3333336.2200006.2500006.2500006.2500006.2500000.1115106.5000006.5000006.5000005.720000

11.5700006.5000006.5000006.5000006.5000006.5000000.2143060.0000000.0000000.0000006.250000

CurrentInterest

390,625.00520,833.33197,705.62

55,763.13159,000.00

6,625.00384,500.00

16,020.8398,500.00

4,104.1799,020.83

296,310.0037,765.00

4,841.6758,239.58

189,989.587,406.25

72,739.58121,665.00253,468.75165,625.00400,520.83102,604.17

20,125.0042,606.66

301,151.67197,395.83

80,145.831,299,994.79

338,916.6744,847.25

2,704,617.502,606,825.00

97,792.501,988,138.53

618,686.4797,792.50

1,811,517.50524,474.17270,833.33

97,792.5090,048.23

0.000.000.000.52

TotalInterest

Due

390,625.00520,833.33197,705.62

55,763.13159,000.00

6,625.00384,500.00

16,020.8398,500.00

4,104.1799,020.83

296,310.0037,765.00

4,841.6758,239.58

189,989.587,406.25

72,739.58121,665.00253,468.75165,625.00400,520.83102,604.17

20,125.0042,606.66

301,151.67197,395.83

80,145.831,299,994.79

338,916.6744,847.25

2,704,617.502,606,825.00

97,792.501,988,138.53

618,686.4797,792.50

1,811,517.50524,474.17270,833.33

97,792.5090,048.23

0.000.000.000.52

NetInterest

Shortfall

0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.00

Interest

Paid

390,625.00520,833.33197,705.62

55,763.13159,000.00

6,625.00384,500.00

16,020.8398,500.00

4,104.1799,020.83

296,310.0037,765.00

4,841.6758,239.58

189,989.587,406.25

72,739.58121,665.00253,468.75165,625.00400,520.83102,604.17

20,125.0042,606.66

301,151.67197,395.83

80,145.831,299,994.79

338,916.6644,847.25

2,704,617.502,606,825.00

97,792.501,988,138.53

618,686.4797,792.50

1,811,517.50524,474.17270,833.33

97,792.5090,048.23

0.000.000.000.52

MB-1B-2B-3B-4B-5

21,278,700.006,746,400.004,151,700.002,594,800.001,556,900.002,594,776.00

6.3749926.3749926.3749926.3749926.3749926.374992

6.3749926.3749926.3749926.3749926.3749926.374992

113,042.9535,840.2022,055.8813,784.86

8,271.0213,784.73

113,042.9535,840.2022,055.8813,784.86

8,271.0213,784.73

0.000.000.000.000.000.00

113,042.9535,840.2022,055.8813,784.86

8,271.0213,784.73






Page 6

Totals 1,037,917,101.08 5,646,282.71 5,646,282.71 0.00 5,646,282.71






Page 7

Current Payment InformationFactors per $1,000

Class


1-X2-A-12-A-22-A-32-A-42-A-52-A-62-A-72-A-82-A-92-A-10

2-XPOPO

PO-2A-R

Cusip


17025TBQ3

17025TBR1

OriginalCertificateBalance

75,000,000.00100,000,000.00

36,499,500.0012,166,500.0031,800,000.00

1,272,000.0076,900,000.00

3,076,000.0019,700,000.00

788,000.0019,012,000.0058,100,000.00

6,972,000.0058,100,000.0011,182,000.0036,478,000.00

1,422,000.0013,966,000.0024,333,000.0048,666,000.0031,800,000.0076,900,000.0019,700,000.00

3,864,000.006,972,000.00

58,100,000.0037,900,000.0015,388,000.00

249,599,000.0065,072,000.00

482,617,218.00499,314,000.00481,260,000.00

18,054,000.00417,092,000.00

64,168,000.0018,054,000.00

334,434,000.0096,826,000.0050,000,000.0018,054,000.00

504,221,301.00481,725.08338,963.20142,761.88

100.00


1,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.000000000

Principal

Distribution

2.6392851132.6392851130.0000000000.000000000

10.5500000000.0000000001.6270617140.0000000000.0000000000.0000000000.0000000000.0194223160.0194223160.0000000000.0000000000.0000000000.0000000000.0000000000.0000000000.000000000

10.5500000001.6270617140.0000000000.0000000000.0194223160.0194223160.0000000000.0000000001.8504677290.0194223160.0000000007.9299754977.9299754977.9299754977.9299754977.9299754977.929975497

11.4114593840.0000000000.0000000007.9299754970.000000000

77.840103322110.353324995

0.6430771621,000.000000000

Interest

Distribution

5.2083333335.2083333335.4166666674.5833333335.0000000005.2083333335.0000000005.2083333335.0000000005.2083333335.2083333335.1000000005.4166664040.0833333335.2083333335.2083333335.2083333335.2083333335.0000000005.2083333335.2083333335.2083333335.2083333335.2083333336.1111108485.1833333335.2083333335.2083333335.2083333265.2083333050.0929250865.4166666675.4166666675.4166666674.7666666679.6416666675.4166666675.4166666675.4166666675.4166666675.4166666670.1785887130.0000000000.0000000000.0000000005.208333333

EndingCertificateBalance

997.360714887997.360714887

1,000.0000000001,000.000000000

989.450000000989.450000000998.372938286998.372938286

1,000.0000000001,000.0000000001,000.000000000

999.980577684999.980577684999.980577684

1,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.000000000

989.450000000998.372938286

1,000.000000000998.704751079999.980577684999.980577684

1,000.0000000001,000.000000000

998.149532271999.980577684

1,006.320542464992.070024503992.070024503992.070024503992.070024503992.070024503992.070024503988.588540616

1,000.0000000001,000.000000000

992.070024503992.154498328922.159896678889.646675005999.356922838

0.000000000

Pass Through

Rate (%)

6.2500006.2500006.5000005.5000006.0000006.2500006.0000006.2500006.0000006.2500006.2500006.1200006.5000000.1000006.2500006.2500006.2500006.2500006.0000006.2500006.2500006.2500006.2500006.2500007.3333336.2200006.2500006.2500006.2500006.2500000.1115106.5000006.5000006.5000005.720000

11.5700006.5000006.5000006.5000006.5000006.5000000.2143060.0000000.0000000.0000006.250000

MB-1B-2B-3B-4B-5


21,278,700.006,746,400.004,151,700.002,594,800.001,556,900.002,594,776.00

1,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.0000000001,000.000000000

0.3313056780.3313056780.3313056780.3313056780.3313056780.331290889

5.3124930755.3124930755.3124930755.3124930755.3124930755.312493075

999.668694322999.668694322999.668694322999.668694322999.668694322999.668709111

6.3749926.3749926.3749926.3749926.3749926.374992






Page 8

Totals 1,037,917,101.08 1,000.000000000 4.753549744 5.440013180 995.246450256





Page 9

Pool Level Data Distribution DateCut-off DateRecord DateDetermination DateLIBOR Determination DateAccrual Period 30/360

Number of Days in 30/360 Accrual Period

BeginEnd

08/27/0707/01/0707/31/0708/22/0707/26/0707/01/0708/01/07

30

Prefunding Detail

Target Funding BalanceFunded BalanceUnfunded Balance

Group I Group II Total

519,000,000.00518,985,227.30

14,772.70

518,917,101.27518,917,101.27

0.00

1,037,917,101.271,037,902,328.57

14,772.70

Ending Unfunded Amounts will be passedthrough as Principal at the End of thePrefunding Period

Collateral Detail

Original Mortgage Loan Details

Original Aggregate Loan CountOriginal Stated Principal BalanceOriginal Weighted Average Mortgage RateOriginal Weighted Average Net Mortgage RateOriginal Weighted Average Remaining Term


777519,000,000.00

6.53654%6.34961%

360

853518,917,101.27

6.89212%6.70645%

360

1,6301,037,917,101.27

Current Mortgage Loan Details

Beginning Aggregate Loan CountLoans Paid Off or otherwise removed pursuant to the PSAEnding Aggregate Loan Count


7770

777

8534

849

1,6304

1,626

Beginning Pool Stated Principal BalanceScheduled PrincipalUnscheduled PrincipalRealized Principal LossesEnding Pool Stated Principal Balance

519,000,000.00211,967.52755,839.43

0.00518,032,193.05

518,917,101.27169,200.13

3,796,783.520.00

514,951,117.62

1,037,917,101.27381,167.65

4,552,622.950.00

1,032,983,310.67





Page 10

Weighted Averages

Beginning Weighted Average Mortgage RateBeginning Weighted Average Net Mortgage RateEnding Weighted Average Mortgage RateEnding Weighted Average Net Mortgage Rate

Group I Group II

6.53654%6.34961%6.53649%6.34955%

6.89212%6.70645%6.89136%6.70568%

Beginning Weighted Average Remaining Term to MaturityEnding Weighted Average Remaining Term to Maturity

360326

360359

Loan Substitution

Aggregate Stated of Principal Balances RemovedAggregate Stated of Principal Balance AddedAggregate Principal Substitution Shortfall Amount


0.000.000.00

0.000.000.00

0.000.000.00

Fees of the Trust

Gross Master Servicing FeeNet Master Servicing FeeTrustee FeeLpmiTotal Net Loan Fees


75,687.5075,687.50

3,892.501,268.16

80,848.15

75,675.4175,675.41

3,891.88721.91

80,289.20

151,362.91151,362.91

7,784.381,990.06

161,137.35

Servicer Advances

Principal AdvancesInterest AdvancesReimbursement for Principal & Interest AdvancesReimbursement for Nonrecoverable AdvancesTotal Advances


0.000.000.000.000.00

0.003,250.00

0.000.00

3,250.00

0.003,250.00

0.000.00

3,250.00





Page 11

Mortgage Prepayment Details

Principal Balance of Loans Paid in FullPrepayment Interest ExcessPrepayment Interest ShortfallCompensating InterestNon-Supported Prepayment Interest ShortfallCPR %SMM %


0.000.000.000.000.00

1.73438%0.14569%

2,404,570.240.000.000.000.00

8.43788%0.73191%

2,404,570.240.000.000.000.00

Net Interest Shortfalls

Net Prepayment Interest ShortfallsRelief Act Reduction ShortfallsTotal Net Interest Shortfalls


0.000.000.00

0.000.000.00

0.000.000.00

NAS Principal Distribution Amount

Shift PercentageClass 1-A-16, 1-A-17, & 1-A-18 Priority PercentageClass 1-A-16, 1-A-17, & 1-A-18 Priority AmountClass 2-A-9 Priority PercentageClass 2-A-9 Priority Amount

0.00000%19.99996%

0.0019.27620%

0.00





Page 12

Delinquency Information

Delinquency Info

30-59 Days

60-89 Days

90+ Days

Total

BalanceLoan Count

BalanceLoan Count

BalanceLoan Count

BalanceLoan Count

Group 1

0.000

0.000

0.000

0.000

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

Group 2

520,000.001

0.000

0.000

520,000.001

0.10098%0.11779%

0.00000%0.00000%

0.00000%0.00000%

0.10098%0.11779%

Total

520,000.001

0.000

0.000

520,000.001

0.05034%0.06150%

0.00000%0.00000%

0.00000%0.00000%

0.05034%0.06150%

Foreclosure Info

30-59 Days

60-89 Days

90+ Days

Total

BalanceLoan Count

BalanceLoan Count

BalanceLoan Count

BalanceLoan Count

Group 1

0.000

0.000

0.000

0.000

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

Group 2

0.000

0.000

0.000

0.000

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

Total

0.000

0.000

0.000

0.000

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

Bankruptcy Info

30-59 Days

60-89 Days

90+ Days

Total

BalanceLoan Count

BalanceLoan Count

BalanceLoan Count

BalanceLoan Count

Group 1

0.000

0.000

0.000

0.000

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

Group 2

0.000

0.000

0.000

0.000

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

Total

0.000

0.000

0.000

0.000

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%





Page 13

REO Info 30-59 Days

60-89 Days

90+ Days

Total

BalanceLoan Count

BalanceLoan Count

BalanceLoan Count

BalanceLoan Count

Group 10.00

0

0.000

0.000

0.000

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

Group 20.00

0

0.000

0.000

0.000

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

Total0.00

0

0.000

0.000

0.000

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

0.00000%0.00000%

Totals for ForeclosureBankruptcy, REO

All BalanceLoan Count

Group 1

0.000

0.00000%0.00000%

Group 2

0.000

0.00000%0.00000%

Total

0.000

0.00000%0.00000%

Totals for Foreclosure,REOBankruptcy, Delinquency

All BalanceLoan Count

Group 1

0.000

0.00000%0.00000%

Group 2

520,000.001

0.10098%0.11779%

Total

520,000.001

0.05034%0.06150%

60+ Delinquency, Foreclosure, Bankruptcy &REO Totals

CurrentOne-Month PriorTwo-Month PriorThree-Month PriorFour-Month PriorFive-Month Prior

Group I Group II Total0.000.000.000.000.000.00

0.000.000.000.000.000.00

0.000.000.000.000.000.00

60+ Delinquency Average 0.00 0.00 0.00

Passing Delinquency Trigger Test YES





Page 14

Realized Loss Detail

Current Period Realized LossesCumulative Realized LossesTotal Liquidated Loan BalanceTotal Liquidated ProceedsSubsequent Recoveries

Group I Group II Total0.000.000.000.000.00

0.000.000.000.000.00

0.000.000.000.000.00

Loss Test Pass ? YES

Loan ID

LiquidationBalance

LiquidationProceeds

RealizedLoss

Group I

Group II

N/A

N/A





Page 15

Servicer Remittance Summary

Interest

Scheduled Interest CollectedPlus: Compensating InterestLess: Master Servicer FeeLess: Mortgage Loan PremiumsLess: Excess Master Servicing FeeTotal Interest Available


2,827,054.990.00

75,687.501,268.16

0.002,750,099.34

2,980,365.040.00

75,675.41721.91

0.002,903,967.72

5,807,420.030.00

151,362.911,990.06

0.005,654,067.06

Principal

Scheduled PrincipalPaid in Full PrincipalCurtailment PrincipalLiquidation PrincipalRepurchased PrincipalSubstitution Adjustment PrincipalUnanticipated Principal RecoveriesTotal Principal Available

Group I Group II Total197,194.82

0.00755,839.43

0.000.000.000.00

953,034.25

169,200.132,404,570.241,392,213.28

0.000.000.000.00

3,965,983.65

366,394.952,404,570.242,148,052.71

0.000.000.000.00

4,919,017.90

Other Amounts

Prepayment PenaltiesOther Required AmountsTotal Other Remittance Amounts


0.000.000.00

0.000.000.00

0.000.000.00

Total Servicer Remittance 3,703,133.59 6,869,951.37 10,573,084.96





Page 16

Distribution Summary

Amounts Available for Distribution

Total Servicer RemittanceCorridor Contract Proceeds NeededCapitalized InterestSupplemental Loan DepositCorridor Reserve Fund withdrawalPrincipal Reserve Fund withdrawalOther AmountsTotal Amounts Available

10,573,084.960.000.00

14,772.700.000.000.00

10,587,857.66

Distribution Payments

Trustee FeeClass PaymentsTotal Payments

7,784.3810,580,073.2810,587,857.66

Trust Accounts

Distribution Account

Beginning BalanceDepositsWithdrawalsEnding Balance

0.0010,587,857.6610,587,857.66

0.00

Supplemental Loan Account

Beginning BalanceDepositWithdrawalEnding Balance

47,642,818.250.00

47,642,818.250.00





Page 17

Capitalized Interest Account

Beginning BalanceDepositWithdrawalEnding Balance

252,380.700.00

252,380.700.00

Exchangeable Certificates DistributionAccount

Beginnning BalanceDepositWithdrawalEnding Balance

0.002,095,484.272,095,484.27

0.00

Senior Principal Distribution Amounts

PO Principal Amounts

Beginning PO BalancePO Scheduled PrincipalPO Prepayments & RecoveriesPO Liquidation PrincipalPO Principal LossEnding PO Balance


338,963.2037,380.36

25.360.000.00

301,557.48

142,761.8880.0311.77

0.000.00

142,670.07

481,725.0837,460.39

37.130.000.00

444,227.55

NON-PO Principal Amounts

Beginning Non-PO BalanceNon-PO Scheduled PrincipalNon-PO Prepayments & RecoveriesNon-PO Liquidation PrincipalNon-PO Principal LossEnding Non-PO Balance


518,661,036.80174,587.16755,814.07

0.000.00

517,730,635.57

518,774,339.39169,120.10

3,796,771.750.000.00

514,808,447.55

1,037,435,376.19343,707.26

4,552,585.820.000.00

1,032,539,083.12

Principal Distribution Amounts

Senior and Subordinate Percentages

Senior Percentage OriginalSenior Prepayment Percentage OriginalSenior PercentageSenior Prepayment PercentageSubordinate PercentagesSubordinate Prepayment Percentage

Group I Group II

96.24747%100.00000%

96.24747%100.00000%

3.75253%0.00000%

96.24879%100.00000%

96.24879%100.00000%

3.75121%0.00000%

Principal Distribution Amounts





Page 18

Senior Principal Distribution AmountSubordinate Principal Distribution AmountPO Principal Distribution AmountTotal Principal Distribution Amount


923,849.79

37,405.72967,806.95

3,959,547.79

91.813,965,983.65

4,883,397.5712,895.5037,497.52

4,933,790.60





Page 19

Credit Enhancements

Subordination

Credit Support

Class AClass A Percentage

Class MClass M Percentage

Class B-1Class B-1 Percentage





Original Current

3,131,365,825.0898.772248%

21,278,700.000.671191%

6,746,400.000.212801%

4,151,700.000.130957%

2,594,800.000.081847%

1,556,900.000.049109%

2,594,776.000.081847%

3,113,641,272.9998.765750%

21,271,650.250.674744%

6,744,164.880.213927%

4,150,324.520.131650%

2,593,940.330.082281%

1,556,384.190.049369%

2,593,916.370.082280%





Page 20

Prepayment Penalties

Prepayment Charges

Group I Group II Total0.00 0.00 0.00

Loan ID

Balance

Paid Off Date

Penalty

State

Rate

Seasoning

Type

Group I

Group II

162541678162403093162055898160580669

N/A

875,000.00460,500.00463,050.00607,689.04

08/03/0708/15/0708/14/0708/01/07

0.000.000.000.00

CAPACACA

6.8757.0007.3756.875

1112

Paid in FullPaid in FullPaid in FullPaid in Full





Page 21

Stratification Tables

Group I

Update Face

Numberof Items

Percentof Items

PrincipalBalance

Percentof Balance

< =0.00

25,000.0050,000.0075,000.00

100,000.00125,000.00150,000.00175,000.00200,000.00225,000.00250,000.00275,000.00300,000.00325,000.00350,000.00375,000.00400,000.00425,000.00450,000.00475,000.00500,000.00525,000.00550,000.00575,000.00600,000.00625,000.00650,000.00675,000.00700,000.00725,000.00750,000.00775,000.00

>

--------------------------------

0.0025,000.0050,000.0075,000.00

100,000.00125,000.00150,000.00175,000.00200,000.00225,000.00250,000.00275,000.00300,000.00325,000.00350,000.00375,000.00400,000.00425,000.00450,000.00475,000.00500,000.00525,000.00550,000.00575,000.00600,000.00625,000.00650,000.00675,000.00700,000.00725,000.00750,000.00775,000.00800,000.00800,000.00

00100000000010000

1268839371615059334726331710151483

0.0000.0000.1290.0000.0000.0000.0000.0000.0000.0000.0000.0000.1290.0000.0000.0000.0001.5448.752

10.68211.969

9.1387.8516.4357.5934.2476.0493.3464.2472.1881.2871.9311.802

10.682

0.000.00

37,234.380.000.000.000.000.000.000.000.000.00

298,000.000.000.000.000.00

5,051,030.9229,803,445.4938,434,914.1645,486,437.9636,405,768.5032,806,048.3228,169,279.5134,916,686.9620,260,895.5430,254,694.5317,312,992.1322,764,794.0512,108,731.32

7,436,076.9211,426,421.7211,110,908.55

133,947,832.09

0.0000.0000.0070.0000.0000.0000.0000.0000.0000.0000.0000.0000.0580.0000.0000.0000.0000.9755.7537.4198.7817.0286.3335.4386.7403.9115.8403.3424.3942.3371.4352.2062.145

25.857

Wgt Ave / Total: 777 100.000 518,032,193.05 100.000

Group II

Update Face

Numberof Items

Percentof Items

PrincipalBalance

Percentof Balance

< =0.00

25,000.0050,000.0075,000.00

100,000.00125,000.00150,000.00175,000.00

--------

0.0025,000.0050,000.0075,000.00

100,000.00125,000.00150,000.00175,000.00200,000.00

000000000

0.0000.0000.0000.0000.0000.0000.0000.0000.000

0.000.000.000.000.000.000.000.000.00

0.0000.0000.0000.0000.0000.0000.0000.0000.000





Page 22

Update Face

Numberof Items

Percentof Items

PrincipalBalance

Percentof Balance

200,000.00225,000.00250,000.00275,000.00300,000.00325,000.00350,000.00375,000.00400,000.00425,000.00450,000.00475,000.00500,000.00525,000.00550,000.00575,000.00600,000.00625,000.00650,000.00675,000.00700,000.00725,000.00750,000.00775,000.00

>

------------------------

225,000.00250,000.00275,000.00300,000.00325,000.00350,000.00375,000.00400,000.00425,000.00450,000.00475,000.00500,000.00525,000.00550,000.00575,000.00600,000.00625,000.00650,000.00675,000.00700,000.00725,000.00750,000.00775,000.00800,000.00800,000.00

01000020

109277

11376665658305721222411112993

0.0000.1180.0000.0000.0000.0000.2360.0001.178

10.8369.069

13.3108.9527.7746.5966.8323.5346.7142.4732.5912.8271.2961.2963.416

10.954

0.00238,214.40

0.000.000.000.00

701,750.000.00

4,203,169.2240,458,453.1735,661,542.6955,368,177.8939,014,001.2935,519,020.6531,514,759.1634,243,426.8118,389,795.3536,607,377.0613,914,683.8715,160,086.0317,146,467.50

8,087,727.318,336,636.53

23,012,949.3997,372,879.30

0.0000.0460.0000.0000.0000.0000.1360.0000.8167.8576.925

10.7527.5766.8986.1206.6503.5717.1092.7022.9443.3301.5711.6194.469

18.909

Wgt Ave / Total: 849 100.000 514,951,117.62 100.000

Group I

Issuance Coupon

Numberof Items

Percentof Items

PrincipalBalance

Percentof Balance

< =5.05.56.06.57.07.58.08.59.09.5

10.010.511.011.512.0

>

---------------

5.05.56.06.57.07.58.08.59.09.5

10.010.511.011.512.012.512.5

100

518254

400000000000

0.1290.0000.000

66.66732.690

0.5150.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000

37,234.380.000.00

317,668,661.24198,370,297.43

1,956,000.000.000.000.000.000.000.000.000.000.000.000.00

0.0070.0000.000

61.32238.293

0.3780.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000

Wgt Ave / Total: 777 100.000 518,032,193.05 100.000

Group II





Page 23

Issuance Coupon

Numberof Items

Percentof Items

PrincipalBalance

Percentof Balance

< =5.05.56.06.57.07.58.08.59.09.5

10.010.511.011.512.0

>

---------------

5.05.56.06.57.07.58.08.59.09.5

10.010.511.011.512.012.512.5

0001

7349815

1000000000

0.0000.0000.0000.118

86.45511.543

1.7670.1180.0000.0000.0000.0000.0000.0000.0000.0000.000

0.000.000.00

487,200.00448,143,539.62

56,980,614.738,755,645.62

584,117.650.000.000.000.000.000.000.000.000.00

0.0000.0000.0000.095

87.02611.065

1.7000.1130.0000.0000.0000.0000.0000.0000.0000.0000.000

Wgt Ave / Total: 849 100.000 514,951,117.62 100.000

Group I

Location Numberof Items

Percentof Items

PrincipalBalance

Percentof Balance

CAFLAZVA

WACO

Others

2513321483120

373

32.3044.2472.7036.1783.9902.574

48.005

147,659,649.7119,973,120.3511,665,369.0928,084,816.0517,510,430.4615,543,771.48

277,595,035.91

28.5043.8562.2525.4213.3803.001

53.586

Wgt Ave / Total: 777 100.000 518,032,193.05 100.000

Group II

Location Numberof Items

Percentof Items

PrincipalBalance

Percentof Balance

CAFLAZVA

WACO

Others

2863324313625

414

33.6873.8872.8273.6514.2402.945

48.763

173,110,832.9918,971,417.2813,992,743.8117,183,755.9221,553,551.7115,835,945.89

254,302,870.02

33.6173.6842.7173.3374.1863.075

49.384

Wgt Ave / Total: 849 100.000 514,951,117.62 100.000

Group I





Page 24

Update Term

Numberof Items

Percentof Items

PrincipalBalance

Percentof Balance

< =120180300

>

---

120180300360360

203

7720

0.2570.0000.386

99.3560.000

47,628,045.550.00

1,477,964.12468,926,183.38

0.00

9.1940.0000.285

90.5210.000

Wgt Ave / Total: 777 100.000 518,032,193.05 100.000

Group II

Update Term

Numberof Items

Percentof Items

PrincipalBalance

Percentof Balance

< =120180300

>

---

120180300360360

000

8490

0.0000.0000.000

100.0000.000

0.000.000.00

514,951,117.620.00

0.0000.0000.000

100.0000.000

Wgt Ave / Total: 849 100.000 514,951,117.62 100.000

Documents

CWMBS, Inc. CHL Mortgage Pass-Through Trust 2007-15 · 101 Barclay Street, 4W New York, NY 10286 Officer: Michael Cerchio 212-815-6314 Associate: Jonathan Conte 212-815-6146 CWMBS,