CVE-2026-5476

low

Description

A vulnerability was identified in NASA cFS up to 7.0.0 on 32-bit. Affected is the function CFE_TBL_ValidateCodecLoadSize of the file cfe/modules/tbl/fsw/src/cfe_tbl_passthru_codec.c. The manipulation leads to integer overflow. The complexity of an attack is rather high. The exploitability is told to be difficult. A fix is planned for the upcoming version milestone of the project.

References

Advisories
More

https://vuldb.com/vuln/355080

https://vuldb.com/submit/781971

https://vuldb.com/vuln/355080/cti

https://github.com/nasa/cFS/issues/954

https://github.com/nasa/cFS/

Details

Source: Mitre, NVD

Published: 2026-04-03

Updated: 2026-05-04

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:A/AC:H/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 4.6

Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

Severity: Medium

CVSS v4

Base Score: 2.1

Vector: CVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Low

EPSS

EPSS: 0.00019