CVE-2026-57300

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-24 · updated 2026-10-25
Weakness: CWE-862

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.

Affected products

Jenkins Project Jenkins MCP Server Plugin: through 0.177.v629fdb_2557fe

References

https://www.jenkins.io/security/advisory/2026-06-24/#SECURITY-3759

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