CVE-2026-5475

MEDIUM 5.5

NASA cFS CCSDS Header Size cfe_sb_priv.c CFE_SB_TransmitMsg memory corruption

CVSS Score

5.5

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was determined in NASA cFS up to 7.0.0. This impacts the function CFE_SB_TransmitMsg of the file cfe_sb_priv.c of the component CCSDS Header Size Handler. Executing a manipulation can lead to memory corruption. The project was informed of the problem early through an issue report but has not responded yet.

CWE	CWE-119
Vendor	nasa
Product	cfs
Published	Apr 3, 2026
Last Updated	Apr 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

NASA / cFS

7.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/355079 vuldb.com: https://vuldb.com/vuln/355079/cti vuldb.com: https://vuldb.com/submit/781951 github.com: https://github.com/nasa/cFS/issues/953 github.com: https://github.com/nasa/cFS/

Credits

🔍 0rbitingZer0 (VulDB User) VulDB CNA Team