{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-84652","assignerOrgId":"39769cd5-e6e2-4dc8-927e-97b3aa056f5b","state":"PUBLISHED","assignerShortName":"jenkins","dateReserved":"2026-09-01T21:55:27.033Z","datePublished":"2026-09-02T15:40:43.653Z","dateUpdated":"2026-09-03T15:22:20.846Z"},"containers":{"cna":{"providerMetadata":{"orgId":"39769cd5-e6e2-4dc8-927e-97b3aa056f5b","shortName":"jenkins","dateUpdated":"2026-09-02T15:40:43.653Z"},"affected":[{"vendor":"Jenkins Project","product":"Jenkins","versions":[{"version":"2.580","versionType":"maven","lessThan":"*","status":"unaffected"},{"version":"2.568.3","versionType":"maven","lessThan":"2.568.*","status":"unaffected"}],"defaultStatus":"affected"}],"descriptions":[{"lang":"en","value":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, Jenkins does not rotate the session when a user is authenticated via the \"remember me\" cookie, allowing attackers able to serve content on the same site as Jenkins to set a known session cookie in the victim's browser, which after the victim authenticates via the \"remember me\" cookie, grants the attacker access to Jenkins as that user."}],"references":[{"name":"Jenkins Security Advisory 2026-09-02","url":"https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-4016","tags":["vendor-advisory"]}]},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-384","lang":"en","description":"CWE-384 Session Fixation"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.3,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","integrityImpact":"HIGH","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-02T17:23:05.447074Z","id":"CVE-2026-84652","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-03T15:22:20.846Z"}}]}}