Description
Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows agents to send exceptions implementing the Stapler HttpResponse interface to the controller, resulting in a cross-site scripting (XSS) vulnerability exploitable by attackers in control of agent processes.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Jenkins Project | Jenkins | — | — |
Advisories 1
- WID-SEC-2026-4233 Jenkins: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 28, 2026
References
- Jenkins Security Advisory 2026-10-28 vendor-advisory