SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549


                                    FORM 8-K

                                 CURRENT REPORT

                     PURSUANT TO SECTION 13 OR 15(D) OF THE
                         SECURITIES EXCHANGE ACT OF 1934



        Date of Report (Date of earliest event reported) : October 27, 2003

     ASSET  BACKED  FUNDING  CORPORATION,  (as  depositor  under the Pooling and
Servicing Agreement, dated August 1, 2003 providing for the issuance of 2003-CB4
Trust, C-BASS Mortgage Loan Asset-Backed Certificates, Series 2003-CB4).

                       ASSET BACKED FUNDING CORPORATION
             (Exact name of registrant as specified in its charter)


         Delaware                  333-90830-07                 75-2533468
     (State or other          (Commission File Number)       (IRS Employer
     jurisdiction of                                       Identification No.)
     incorporation)


100 North Tyron Sreet
Charlotte, North Carolina                                        28255
(Address pof principal executive offices)                       (Zip Code)


       Registrant's telephone number, including area code : (703) 386-2400

                                       N/A
         (Former name or former address, if changed since last report.)


<page>



Item 5.    Other Events.


     This  current  report  on Form  8-K  relates  to the  monthly  distribution
reported to the holders of 2003-CB4  Trust,  C-BASS  Mortgage Loan  Asset-Backed
Certificates, Series 2003-CB4 pursuant to the terms of the Pooling and Servicing
Agreement,  dated August 1, 2003 among Asset Backed Funding Corp., as depositor,
Litton Loan Servicing LP as servicer, and JPMorgan Chase Bank, as trustee.

     On October 27, 2003  distributions  were made to the  Certificateholders.
Specific information with respect to the distributions is filed as Exhibit 99.1.
No other  reportable  transactions  or matters have occurred  during the current
reporting period.



Item 7.    Financial Statements and Exhibits.

           (a)   Not applicable

           (b)   Not applicable

           (c)   The following exhibit is filed as part of this report:

                 Statement to Certificateholders on October 27, 2003
                 as Exhibit 99.1.





<page>

2003-CB4 Trust
C-BASS Mortgage  Loan  Asset-Backed  Certificates,  Series 2003-CB4
- -------------------------------------------------------------------------------



SIGNATURE


     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
     registrant  has duly  caused  this report to be signed on its behalf by the
     undersigned hereunto duly authorized.

                                     JPMorgan Chase Bank,


Date:  October 29, 2003                  By: /s/  Diane E. Wallace
                                       ------------------------------------
                                        Diane E. Wallace
                                        Assistant Vice President







<page>
INDEX TO EXHIBITS


      Exhibit
      Number                  Description of Exhibits

        99.1             Statement to Certificateholders
                         October 27, 2003


<page>

                                  Exhibit 99.1

                         Statement to Certificateholders
                                  October 27, 2003


<page>

<table>

                         CREDIT-BASED LOAN ASSET-BACKED CERTIFICATES, SERIES 2003-CB4
                                           STATEMENT TO CERTIFICATEHOLDERS
                                               October 27, 2003

<s>       <c>       <c>
- -----------------------------------------------------------------------------------------------------------------------------------
                                             DISTRIBUTION IN DOLLARS
- -----------------------------------------------------------------------------------------------------------------------------------
                ORIGINAL        BEGINNING                                                                               ENDING
                    FACE         PRINCIPAL                                               REALIZED     DEFERRED        PRINCIPAL
CLASS              VALUE          BALANCE      PRINCIPAL   INTEREST        TOTAL         LOSSES       INTEREST        BALANCE
- ----------------------------------------------------------------------------------------------------------------------------------
AF1         72,600,000.00     70,804,424.59    2,383,070.96    235,920.69    2,618,991.65   0.00        0.00       68,421,353.63
AV1         60,000,000.00     58,918,633.28    2,403,647.35     78,003.36    2,481,650.71   0.00        0.00       56,514,985.93
AV2        162,700,000.00    158,632,020.78    3,061,244.13    208,606.07    3,269,850.20   0.00        0.00      155,570,776.65
M1          22,930,000.00     22,930,000.00            0.00     36,877.12       36,877.12   0.00        0.00       22,930,000.00
M2          20,180,000.00     20,180,000.00            0.00     50,564.37       50,564.37   0.00        0.00       20,180,000.00
B1          10,820,000.00     10,820,000.00            0.00     46,819.91       46,819.91   0.00        0.00       10,820,000.00
B2           5,690,000.00      5,690,000.00            0.00     25,885.50       25,885.50   0.00        0.00        5,690,000.00
N           15,700,000.00     14,281,109.59    1,358,565.06     87,947.83    1,446,512.89   0.00        0.00       12,922,544.53
R                    0.00              0.00            0.00          0.00            0.00   0.00        0.00                0.00
TOTALS     370,620,000.00    362,256,188.24    9,206,527.50    770,624.85    9,977,152.35   0.00        0.00      353,049,660.74

AIO        153,000,000.00    143,000,000.00            0.00    268,018.15      268,018.15      0.00        0.00   134,000,000.00
X                    0.00              0.00            0.00          0.00            0.00      0.00        0.00             0.00
- -----------------------------------------------------------------------------------------------------------------------------------

- --------------------------------------------------------------------------------------------------  ------------------------------
             FACTOR INFORMATION PER $1,000 OF ORIGINAL FACE                                           PASS-THROUGH RATES
- --------------------------------------------------------------------------------------------------  ------------------------------
                                                                                                                    CURRENT
                       BEGINNING                                                      ENDING                         PASS-THRU
CLASS     CUSIP        PRINCIPAL       PRINCIPAL        INTEREST        TOTAL       PRINCIPAL           CLASS          RATE
- --------------------------------------------------------------------------------------------------  ------------------------------
AF1     04542B DP4      975.26755634   32.82466887    3.24959628    36.07426515     942.44288747      AF1       4.000000 %
AV1     04542B DQ2      981.97722133   40.06078917    1.30005600    41.36084517     941.91643217      AV1       1.490000 %
AV2     04542B DR0      974.99705458   18.81526816    1.28215163    20.09741979     956.18178642      AV2       1.480000 %
M1      04542B DT6    1,000.00000000    0.00000000    1.60824771     1.60824771   1,000.00000000      M1        1.810000 %
M2      04542B DU3    1,000.00000000    0.00000000    2.50566749     2.50566749   1,000.00000000      M2        2.820000 %
B1      04542B DV1    1,000.00000000    0.00000000    4.32716359     4.32716359   1,000.00000000      B1        4.870000 %
B2      04542B DW9    1,000.00000000    0.00000000    4.54929701     4.54929701   1,000.00000000      B2        5.120000 %
N       N/A             909.62481465   86.53280637    5.60177261    92.13457898     823.09200828      N         7.390000 %
TOTALS                  977.43291846   24.84088150    2.07928566    26.92016715     952.59203697

AIO     04542B DS8      934.64052288    0.00000000    1.75175261     1.75175261     875.81699346      AIO       2.250000 %
- ---------------------------------------------------------------------------------------------  ----------------------------------

If there are any questions or problems with this statement, please contact the Administrator listed below:

                              TAOHEED A AGBABIAKA
               JPMorgan Chase Bank - Structured Finance Services
                          4 NEW YORK PLAZA, 6TH FLOOR,
                         New York, New York 10004-2477
                              Tel: (212) 623-4481
                              Fax: (212) 623-5858
                     Email: taoheed.agbabiaka@jpmorgan.com
                     ---------------------------------------



<page>

Sec. 4.06(iii) Overcollateralization Amount                                                       11,932,348.95
Sec. 4.06(iii) Target Overcollateralization Amount                                                11,922,701.34
Sec. 4.06(iii) Overcollateralization Deficiency Amount                                                     0.00
Sec. 4.06(iii) Overcollateralization Release Amount                                                        0.00
Sec. 4.06(iii) Monthly Excess Interest                                                             1,377,081.31
Sec. 4.06(iii) Monthly Excess Cash Flow Amount                                                     1,377,081.31
Sec. 4.06(iii) Extra Principal Distribution Amount                                                         0.00

Sec. 4.06(iv) Servicing Compensation                                                                       0.00

Sec. 4.06(iv) Servicing Fee                                                                          149,961.34

Sec. 4.06(v) Current Advances                                                                        565,855.19

Sec. 4.06(vi) Group 1 Ending Collateral Balance                                                   86,031,550.41
Sec. 4.06(vi) Group 2 Ending Collateral Balance                                                   71,049,174.70
Sec. 4.06(vi) Group 3 Ending Collateral Balance                                                  194,978,740.05
Sec. 4.06(vi) Total Ending Collateral Balance                                                    352,059,465.16


Sec. 4.06(vii) Group 1 Beginning Number of Loans                                                         855.00
Sec. 4.06(vii) Group 2 Beginning Number of Loans                                                         467.00
Sec. 4.06(vii) Group 3 Beginning Number of Loans                                                       1,711.00
Sec. 4.06(vii) Total Beginning Number of Loans                                                         3,033.00

Sec. 4.06(vii) Group 1 Ending Number of Loans                                                            842.00
Sec. 4.06(vii) Group 2 Ending Number of Loans                                                            455.00
Sec. 4.06(vii) Group 3 Ending Number of Loans                                                          1,687.00
Sec. 4.06(vii) Total Ending Number of Loans                                                            2,984.00

Sec. 4.06(vii) Weighted Average Net Mortgage Rate for Group 1                                            7.57 %
Sec. 4.06(vii) Weighted Average Net Mortgage Rate for Group 2                                            7.60 %
Sec. 4.06(vii) Weighted Average Net Mortgage Rate for Group 3                                            7.91 %
Sec. 4.06(vii) Weighted Average Net Mortgage Rate for All Loans                                          7.77 %

Sec. 4.06(vii) Group 1 Weighted Average Term to Maturity                                                 305.00
Sec. 4.06(vii) Group 2 Weighted Average Term to Maturity                                                 339.00
Sec. 4.06(vii) Group 3 Weighted Average Term to Maturity                                                 339.00

Sec. 4.06(viii) Loans Delinquent
                                                 Group 1
                                                                                           Principal
                                                Category              Number                Balance               Percentage
                                                1 Month                        18             1,571,349.48                  1.83 %
                                                2 Month                        10               939,933.06                  1.09 %
                                                3 Month                         1               338,754.23                  0.39 %
                                                Total                      29                 2,850,036.77                  3.31 %
                                                 Group 2
                                                                                           Principal
                                                Category              Number                Balance               Percentage
                                                1 Month                        20             2,723,371.81                  3.83 %
                                                2 Month                         7               641,717.25                  0.90 %
                                                3 Month                         0                     0.00                  0.00 %
                                                Total                      27                 3,365,089.06                  4.73 %
                                                 Group 3
                                                                                           Principal
                                                Category              Number                Balance               Percentage
                                                1 Month                        69             7,306,158.15                  3.75 %
                                                2 Month                        24             2,392,066.80                  1.23 %
                                                3 Month                         4               354,290.14                  0.18 %
                                                 Total                         97            10,052,515.09                  5.16 %
                                                 Group Totals
                                                                                           Principal
                                                Category              Number                Balance               Percentage
                                                1 Month                       107            11,600,879.44                  3.30 %
                                                2 Month                        41             3,973,717.11                  1.13 %
                                                3 Month                         5               693,044.37                  0.20 %
                                                 Total                        153            16,267,640.92                  4.63 %
                                                Please Note: Delinquency Numbers Include Bankruptcies and Foreclosures

Sec. 4.06(viii) Loans in Foreclosure
                                                 Group 1
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           0                    0.00                  0.00 %
                                                 Group 2
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           0                    0.00                  0.00 %
                                                 Group 3
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           2               91,691.40                  0.05 %
                                                Group Totals
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           2               91,691.40                  0.03 %

Sec. 4.06(viii) Loans in Bankruptcy
                                                 Group 1
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           0                    0.00                  0.00 %
                                                 Group 2
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           0                    0.00                  0.00 %

                                                 Group 3
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           2              163,130.62                  0.08 %
                                                Group Totals
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           2              163,130.62                  0.05 %

Sec. 4.06(ix) Loans in REO
                                                 Group 1
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           0                    0.00                  0.00 %
                                                 Group 2
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           0                    0.00                  0.00 %
                                                 Group 3
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           0                    0.00                  0.00 %
                                                Group Totals
                                                                      Principal
                                                 Number               Balance                Percentage
                                                           0                    0.00                  0.00 %

Sec. 4.06(x) REO Book Value Group 1                                                                                0.00
Sec. 4.06(x) REO Book Value Group 2                                                                                0.00
Sec. 4.06(x) REO Book Value Group 3                                                                                0.00

Sec. 4.06(xi) Unscheduled Principal
Group 1 Unscheduled Principal                                                                              2,241,003.28
Group 2 Unscheduled Principal                                                                              2,329,930.47
Group 3 Unscheduled Principal                                                                              2,890,053.62
Total Unscheduled Principal                                                                                7,460,987.37

Sec. 4.06(xii) Prepayment Penalties/Premiums                                                                  69,431.58

Sec. 4.06(xiii) Realized Losses
Group 1 Current Realized Losses                                                                                    0.00
Group 2 Current Realized Losses                                                                                    0.00
Group 3 Current Realized Losses                                                                                    0.00
Total Current Realized Losses                                                                                      0.00

Cumulative Realized Losses Incurred in Group 1                                                                     0.00
Cumulative Realized Losses Incurred in Group 2                                                                     0.00
Cumulative  Realized Losses Incurred in Group 3                                                                    0.00
Total Cumulative Realized Losses Incurred                                                                          0.00

Sec. 4.06(xiv) Class M1 Unpaid Realized Loss Amount                                                                0.00
Sec. 4.06(xiv) Class M1 Applied Realized Loss Amount                                                               0.00

Sec. 4.06(xiv) Class M2 Unpaid Realized Loss Amount                                                                0.00
Sec. 4.06(xiv) Class M2 Applied Realized Loss Amount                                                               0.00

Sec. 4.06(xiv) Class B1 Unpaid Realized Loss Amount                                                                0.00
Sec. 4.06(xiv) Class B1 Applied Realized Loss Amount                                                               0.00

Sec. 4.06(xiv) Class B2 Unpaid Realized Loss Amount                                                                0.00
Sec. 4.06(xiv) Class B2 Applied Realized Loss Amount                                                               0.00

Sec. 4.06(xvi) Unpaid Interest
Class AF1 Unpaid Interest Shortfall                                                                                0.00
Class AV1 Unpaid Interest Shortfall                                                                                0.00
Class AV2 Unpaid Interest Shortfall                                                                                0.00
Class AIO Unpaid Interest Shortfall                                                                                0.00
Class M1 Unpaid Interest Shortfall                                                                                 0.00
Class M2 Unpaid Interest Shortfall                                                                                 0.00
Class B1  Unpaid Interest Shortfall                                                                                0.00
Class B2  Unpaid Interest Shortfall                                                                                0.00
Class N Unpaid Interest Shortfall                                                                                  0.00

Current Period Relief Act Interest Shortfalls                                                                    379.02

Class AF1 Interest Accrual Relief Act Reduction                                                                   94.06
Class AV1 Interest Accrual Relief Act Reduction                                                                   31.10
Class AV2 Interest Accrual Relief Act Reduction                                                                   83.17
Class AIO Interest Accrual Relief Act Reduction                                                                  106.85
Class M1  Interest Accrual Relief Act Reduction                                                                   14.70
Class M2 Interest Accrual Relief Act Reduction                                                                    20.16
Class B1  Interest Accrual Relief Act Reduction                                                                   18.67
Class B2  Interest Accrual Relief Act Reduction                                                                   10.32

Sec. 4.06(xvii) Net Prepayment Interest Shortfalls                                                                 0.00
Class AF1 Prepayment Interest Shortfall Reduction                                                                  0.00
Class AV1 Prepayment Interest Shortfall Reduction                                                                  0.00
Class AV2 Prepayment Interest Shortfall Reduction                                                                  0.00
Class AIO  Prepayment Interest Shortfall Reduction                                                                 0.00
Class M1   Prepayment Interest Shortfall Reduction                                                                 0.00
Class M2  Prepayment Interest Shortfall Reduction                                                                  0.00
Class B1   Prepayment Interest Shortfall Reduction                                                                 0.00
Class B2   Prepayment Interest Shortfall Reduction                                                                 0.00

Sec. 4.06(xix) Trustee Fee Paid                                                                                1,949.50

Sec. 4.06(xxii)Net Rate Carryover Amount - Class AV1                                                               0.00
Sec. 4.06(xxii)Unpaid Net Rate Carryover Amount - Class AV1                                                        0.00
Sec. 4.06(xxii)Net Rate Carryover Amount - Class AV2                                                               0.00
Sec. 4.06(xxii)Unpaid Net Rate Carryover Amount - Class AV2                                                        0.00
Sec. 4.06(xxii)Net Rate Carryover Amount - Class M1                                                                0.00
Sec. 4.06(xxii)Unpaid Net Rate Carryover Amount - Class M1                                                         0.00
Sec. 4.06(xxii)Net Rate Carryover Amount - Class M2                                                                0.00
Sec. 4.06(xxii)Unpaid Net Rate Carryover Amount - Class M2                                                         0.00
Sec. 4.06(xxii)Net Rate Carryover Amount - Class B1                                                                0.00
Sec. 4.06(xxii)Unpaid Net Rate Carryover Amount - Class B1                                                         0.00
Sec. 4.06(xxii)Net Rate Carryover Amount - Class B2                                                                0.00
Sec. 4.06(xxii)Unpaid Net Rate Carryover Amount - Class B2                                                         0.00

Sec. 4.06(xxii) Has the Trigger Event Occured                                                                        NO

Sec. 4.06(xxii) Cumulative Realized Losses as a Percentage of Original Collateral Balance                      0.0000 %

Sec. 4.06(xxiii) Available Funds
Available Funds                                                                                           10,247,296.58
Interest Remittance Amount                                                                                 2,399,334.14
Principal Remittance Amount                                                                                7,847,962.44

Sec 4.06(xxvi) Repurchased Principal                                                                               0.00

Class X Distributable Amount                                                                                       0.00

Class AIO Component 1 Beginning Balance                                                                   49,000,000.00
Class AIO Component 1 Interest Paid                                                                           91,838.39
Class AIO Component 1 Ending Balance                                                                      46,000,000.00

Class AIO Component 2 Beginning Balance                                                                   18,000,000.00
Class AIO Component 2 Interest Paid                                                                           33,736.55
Class AIO Component 2 Ending Balance                                                                      17,000,000.00

Class AIO Component 3 Beginning Balance                                                                   76,000,000.00
Class AIO Component 3 Interest Paid                                                                          142,443.21
Class AIO Component 3 Ending Balance                                                                      71,000,000.00