Description
In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field values in other deserialized XML objects, allowing attackers with Overall/Read permission to create user objects by submitting crafted XML.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Jenkins Project | Jenkins | — | — |
Advisories 1
- WID-SEC-2026-3166 Jenkins: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 21, 2026
References
- Jenkins Security Advisory 2026-09-02 vendor-advisory