{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-27099","assignerOrgId":"39769cd5-e6e2-4dc8-927e-97b3aa056f5b","state":"PUBLISHED","assignerShortName":"jenkins","dateReserved":"2026-02-17T16:48:49.373Z","datePublished":"2026-02-18T14:17:43.911Z","dateUpdated":"2026-02-18T14:56:27.973Z"},"containers":{"cna":{"providerMetadata":{"orgId":"39769cd5-e6e2-4dc8-927e-97b3aa056f5b","shortName":"jenkins","dateUpdated":"2026-02-18T14:17:43.911Z"},"affected":[{"vendor":"Jenkins Project","product":"Jenkins","versions":[{"version":"0","versionType":"maven","lessThan":"2.483","status":"unaffected"},{"version":"2.551","versionType":"maven","lessThan":"*","status":"unaffected"},{"version":"2.541.2","versionType":"maven","lessThan":"2.541.*","status":"unaffected"}],"defaultStatus":"affected"}],"descriptions":[{"lang":"en","value":"Jenkins 2.483 through 2.550 (both inclusive), LTS 2.492.1 through 2.541.1 (both inclusive) does not escape the user-provided description of the \"Mark temporarily offline\" offline cause, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Agent/Configure or Agent/Disconnect permission."}],"references":[{"name":"Jenkins Security Advisory 2026-02-18","url":"https://www.jenkins.io/security/advisory/2026-02-18/#SECURITY-3669","tags":["vendor-advisory"]}]},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-79","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-02-18T14:55:42.504808Z","id":"CVE-2026-27099","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-18T14:56:27.973Z"}}]}}