High severity8.8NVD Advisory· Published Sep 2, 2026· Updated Sep 11, 2026
CVE-2026-84648
CVE-2026-84648
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <=2.579, LTS <=2.568.2
Patches
Vulnerability mechanics
References
1- www.jenkins.io/security/advisory/2026-09-02/nvdVendor Advisory
News mentions
3- ⚡ Weekly Recap: Chrome 0-Day, Router Hijacks, Coder Supply Chain Attack and MoreThe Hacker News · Sep 7, 2026
- 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