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Medium 4.3Published Jun 24, 2026

CVE-2026-57300A missing permission check in Jenkins MCP Server Plugin 0.177.v629fdb_2557fe and earlier allows attackers with Item/Read permission to read the Pipeline replay scripts of jobs they can access.

Updated under an hour ago ()

Does this affect you?

It affects Jenkins Project Jenkins MCP Server Plugin and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A missing permission check in Jenkins MCP Server Plugin 0.177.v629fdb_2557fe and earlier allows attackers with Item/Read permission to read the Pipeline replay scripts of jobs they can access.

CVSS
4.3 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE)
CWE-862
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
jenkins
NVD analysis
Analyzed
Record last updated
Jun 24, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Jenkins Project Jenkins MCP Server Plugin
jenkins_project:jenkins_mcp_server_plugin (from the name)
0.172.174.v9f72da_90a_710 not affected; from 0.178.vffe5a_e770f3b_ not affected
CNA record
jenkins mcp_server
jenkins:mcp_server
through 0.177.v629fdb_2557fe
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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