CVE-2026-10276 hekmon8 Jenkins-server-mcp get_build_status/get_build_log/trigger_build index.ts jobPath server-side request forgery
Remote attackers can exploit server-side request forgery in the Jenkins MCP server to access internal resources or bypass security controls.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-10276?
CVE-2026-10276 is a medium-severity server-side request forgery vulnerability in hekmon8 Jenkins-server-mcp, published on 1 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability has been found in hekmon8 Jenkins-server-mcp 0.1.0. This vulnerability affects the function jobPath of the file src/index.ts of the component get_build_status/get_build_log/trigger_build. Such manipulation leads to server-side request forgery. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Weakness: CWE-918
Which versions are affected by CVE-2026-10276?
How do I fix CVE-2026-10276?
No fix has been published for CVE-2026-10276 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-10276 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-10276 exists.
Sources
Also known as GHSA-978x-993q-q6rw.