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MEDIUM · 4.3

CVE-2026-57300

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.

Vulnerability Description

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 Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
JenkinsMcp Server<= 0.177.v629fdb_2557fe

Related Weaknesses (CWE)

CWE-862

References

FAQ

What is CVE-2026-57300?

CVE-2026-57300 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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.

How severe is CVE-2026-57300?

CVE-2026-57300 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-57300?

Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Mcp Server.