CVE-2025-64132
Medium · 5.4Jenkins MCP Server Plugin does not perform permission checks in multiple MCP tools
CVSS
5.4
EPSS
0.3%
Published
Oct 29, 2025
CISA due date
—
The record
Jenkins MCP Server Plugin 0.84.v50ca_24ef83f2 and earlier does not perform permission checks in several MCP tools. This allows to do the following: - Attackers with Item/Read permission can obtain information about the configured SCM in a job despite lacking Item/Extended Read permission (`getJobScm`). - Attackers with Item/Read permission can trigger new builds of a job despite lacking Item/Build permission (`triggerBuild`). - Attackers without Overall/Read permission can retrieve the names of configured clouds (`getStatus`). MCP Server Plugin 0.86.v7d3355e6a_a_18 performs permission checks for the affected MCP tools.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Maven | io.jenkins.plugins:mcp-server | 0 | 0.86.v7d3355e6a |
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