CVE-2026-92140 Cross-site scripting in Jenkins Gitee Plugin
Attackers can inject malicious scripts via Gitee webhook payloads, leading to stored XSS in Jenkins build causes.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-92140?
CVE-2026-92140 is a medium-severity cross-site scripting vulnerability in Jenkins Gitee Plugin, published on 16 Sep 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Jenkins Gitee Plugin 1301.v8957053c7902 and earlier does not escape the sender name from Gitee push webhook payloads in build causes, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to trigger builds via the Jenkins Gitee Plugin webhook endpoint.
Weakness: CWE-79
Which versions are affected by CVE-2026-92140?
How do I fix CVE-2026-92140?
No fix has been published for CVE-2026-92140 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-92140 being exploited?
There is no known exploitation of CVE-2026-92140 in the wild and no public exploit code.
Sources
Also known as GHSA-3h9w-3jjf-qw2v.