Medium severity4.3NVD Advisory· Published Sep 2, 2026· Updated Sep 11, 2026
CVE-2026-84646
CVE-2026-84646
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <=2.579, <=2.568.2
Patches
Vulnerability mechanics
References
1- www.jenkins.io/security/advisory/2026-09-02/nvdVendor Advisory
News mentions
2- Jenkins: 14 Vulnerabilities Disclosed Together, Including High-Severity Deserialization FlawsVypr Intelligence · Sep 2, 2026
- Jenkins Security Advisory 2026-09-02Jenkins Security Advisories · Sep 2, 2026