Vulnerability in Jenkins Project Jenkins

[ Description ]Official description

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier computes on the agent the URL of the link shown in the workspace browser for each file and directory, resulting in a cross-site scripting (XSS) vulnerability exploitable by attackers in control of agent processes.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

• BSI CERT-Bund28 Oct 2026WID-SEC-2026-4233

  Jenkins: Multiple vulnerabilities Translated from German

  CVE-2026-117621CVE-2026-117616CVE-2026-117622+12 more CVEs

[ References ]References

• www.jenkins.io/security/advisory/2026-10-28MitigationVendor Advisory