{"id":"CVE-2026-57300","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-57300","summary":"Jenkins MCP Server Plugin missing a permission check","details":"Jenkins MCP Server Plugin 0.177.v629fdb_2557fe and earlier does not perform a permission check in the getReplayScripts MCP tool that returns the replay script of a Pipeline build.\n\nThis allows attackers with Item/Read permission to obtain the Pipeline script of jobs.\n\nMCP Server Plugin 0.178.vffe5a_e770f3b_ requires Item/Extended Read permission to return the replay script of a Pipeline build through the getReplayScripts MCP tool.","published":"2026-06-24T15:31:48Z","modified":"2026-09-25T19:30:10.047632460Z","cvss":{"score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},"epss":{"score":0.00178,"percentile":0.07459,"asOf":"2026-07-14"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"io.jenkins.plugins:mcp-server","fixedVersion":"0.178.vffe5a"}],"fix":{"url":"https://github.com/jenkinsci/mcp-server-plugin/commit/ffe5ae770f3bd7e88c99aea3018263af0b2f9cc4","label":"jenkinsci/mcp-server-plugin@ffe5ae7"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57300"},{"type":"WEB","url":"https://github.com/jenkinsci/mcp-server-plugin/commit/ffe5ae770f3bd7e88c99aea3018263af0b2f9cc4"},{"type":"PACKAGE","url":"https://github.com/jenkinsci/mcp-server-plugin"},{"type":"WEB","url":"https://github.com/jenkinsci/mcp-server-plugin/releases/tag/0.178.vffe5a_e770f3b_"},{"type":"WEB","url":"https://www.jenkins.io/security/advisory/2026-06-24/#SECURITY-3759"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-25T19:30:10.047632460Z"}}