{"id":"CVE-2026-84648","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-84648","generatedAt":"2026-10-28T04:34:15.794Z","title":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, the system log viewer does not escape log record metadata (source, level, and timestamp) resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers in control of agent…","description":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, the system log viewer does not escape log record metadata (source, level, and timestamp) resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers in control of agent processes.","published":"2026-09-02T16:17:30.000Z","lastModified":"2026-09-11T21:14:58.000Z","status":"Analyzed","sourceIdentifier":"jenkinsci-cert@googlegroups.com","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-79"],"affected":["jenkins/jenkins"],"epss":{"score":0.00583,"percentile":0.47647,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.58%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-3967","tags":["Vendor Advisory"],"source":"jenkinsci-cert@googlegroups.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-84648","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}