{"id":"CVE-2026-121565","aliases":["EUVD-2026-116547","GHSA-ww98-p29q-34hf"],"status":"published","title":"Tanium addressed an improper certificate validation vulnerability in multiple products","description":"Tanium addressed an improper certificate validation vulnerability in multiple products. Products have been updated to distrust several intermediate CA certificates associated with compromised private keys.","severity":{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00163,"percentile":0.05554,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2026-11-03T22:17:22Z","modified":"2026-11-04T11:24:05Z","products":[{"vendor":"bluecats","product":"reveal"},{"vendor":"tanium","product":"asset"},{"vendor":"tanium","product":"comply"},{"vendor":"tanium","product":"connect"},{"vendor":"tanium","product":"endpoint configuration toolset solution"},{"vendor":"tanium","product":"health check"},{"vendor":"tanium","product":"integrity monitor"},{"vendor":"tanium","product":"patch"},{"vendor":"tanium","product":"performance"},{"vendor":"tanium","product":"provision host"},{"vendor":"tanium","product":"reputation"},{"vendor":"tanium","product":"reveal"},{"vendor":"tanium","product":"tanos"},{"vendor":"tanium","product":"threat response"}],"references":[{"url":"https://security.tanium.com/TAN-2026-092"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121565"},{"url":"https://github.com/advisories/GHSA-ww98-p29q-34hf"}],"sources":{"cve":[{"id":"CVE-2026-121565","title":"Tanium addressed an improper certificate validation vulnerability in multiple products","description":"Tanium addressed an improper certificate validation vulnerability in multiple products. Products have been updated to distrust several intermediate CA certificates associated with compromised private keys.","status":"published","published":"2026-11-03T22:17:22.997Z","modified":"2026-11-06T19:26:57.322Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-295"],"updated_at":"2026-11-06T20:30:04.265548Z"}],"euvd":[{"id":"EUVD-2026-116547","description":"Tanium addressed an improper certificate validation vulnerability in multiple products. Products have been updated to distrust several intermediate CA certificates associated with compromised private keys.","status":"published","published":"2026-11-03T22:17:22Z","modified":"2026-11-06T19:26:57Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-06T20:06:05.048214Z"}],"ghsa":[{"id":"GHSA-ww98-p29q-34hf","title":"Tanium addressed an improper certificate validation vulnerability in multiple products. Products...","description":"Tanium addressed an improper certificate validation vulnerability in multiple products. Products have been updated to distrust several intermediate CA certificates associated with compromised private keys.","status":"published","published":"2026-11-04T00:32:17Z","modified":"2026-11-04T00:32:24Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-04T00:48:26.298057Z"}],"nvd":[{"id":"CVE-2026-121565","description":"Tanium addressed an improper certificate validation vulnerability in multiple products. Products have been updated to distrust several intermediate CA certificates associated with compromised private keys.","status":"published","published":"2026-11-03T23:17:35.08Z","modified":"2026-11-06T20:17:19.61Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-295"],"updated_at":"2026-11-06T22:02:16.475328Z"}]}}