CVE-2025-64132: Jenkins MCP Server Plugin does not perform permission checks in multiple MCP tools

CVE-2025-64132 · Severity: medium · CVSS 5.4 · Published 2025-10-29

Jenkins MCP Server Plugin 0.84.v50ca_24ef83f2 and earlier does not perform permission checks in multiple MCP tools, allowing attackers to trigger builds and obtain information about job and cloud configuration they should not be able to access.

Technologies: Jenkins Mcp Server. Vendors: Jenkins, Maven.

Quick answers

Is CVE-2025-64132 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-64132 being exploited in the wild.
How severe is CVE-2025-64132?
Medium severity, with a CVSS score of 5.4, published 29 October 2025.
Which products and versions are affected?
io.jenkins.plugins:mcp-server (Maven) ECOSYSTEM:introduced=0,fixed=0.86.v7d3355e6a.
Is there a fix for CVE-2025-64132?
Yes. io.jenkins.plugins:mcp-server (Maven): upgrade to 0.86.v7d3355e6a or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-64132?
Check whether you run Jenkins Mcp Server or io.jenkins.plugins:mcp-server (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • io.jenkins.plugins:mcp-server (Maven): upgrade to 0.86.v7d3355e6a or later
    # set io.jenkins.plugins:mcp-server to 0.86.v7d3355e6a in your pom.xml or build.gradle

Affected products

  • Jenkins Mcp Server
  • io.jenkins.plugins:mcp-server (Maven) ECOSYSTEM:introduced=0,fixed=0.86.v7d3355e6a

Identifiers

  • CVE-2025-64132
  • GHSA-mrpq-9jr3-rqq9

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