{"id":"CVE-2026-72755","title":"Routinator stores TA certificate in cache without validation","summary":"Routinator stores a newly-retrieved TA certificate via HTTPS in cache without validation, potentially overwriting a known good TA certificate even if validation fails.","severity":"low","cvss":3.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L","cvssSource":"cna","cwe":["CWE-755"],"vendor":"NLnet Labs","product":"Routinator","affected":["Routinator (all versions)"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-26T17:46:52.938139Z"},"published":"2026-10-26","updated":"2026-10-26","sourceUpdated":"2026-10-26T17:57:33.844Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-72755","references":[{"url":"https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-72755.txt"}],"tags":["cve.org"],"ingestedAt":"2026-10-26T17:33:33.059Z","epss":0.00184,"epssPercentile":0.07951,"slug":"CVE-2026-72755","body":"## Overview\n\nRoutinator stores a newly-retrieved TA certificate via HTTPS in cache without validation, potentially overwriting a known good TA certificate even if validation fails.\n\n## Affected\n\n- `Routinator (all versions)`\n\n## Remediation\n\nThis issue is fixed in 0.15.3 and all later versions.","depth":"sunlit","depthScore":21,"depthScoreParts":{"impact":20.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}