{"id":"CVE-2026-5475","title":"A vulnerability was determined in NASA cFS up to 7.0.0","summary":"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 projec…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","cwe":["CWE-119"],"vendor":"nasa","product":"core_flight_system","affected":["core_flight_system <= 7.0.0"],"published":"2026-04-03","updated":"2026-07-24","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-5475","references":[{"url":"https://github.com/nasa/cFS/","label":"cna@vuldb.com"},{"url":"https://github.com/nasa/cFS/issues/953","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/781951","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/355079","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/355079/cti","label":"cna@vuldb.com"}],"tags":["nvd"],"epss":0.00218,"epssPercentile":0.12503,"ingestedAt":"2026-07-24T09:23:51.000Z","slug":"CVE-2026-5475","body":"## Overview\n\nA 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.\n\n## Affected\n\n- `core_flight_system <= 7.0.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}