{"id":"CVE-2026-81846","aliases":["EUVD-2026-69554","GHSA-29cr-9cjx-c8cg"],"status":"published","title":"runZero MCP 'Findings summaries' Data Leak","description":"An authorization bypass in the runZero Platform MCP service has been resolved in version 5.1.260826.0. This issue is an instance of CWE-639: Authorization Bypass Through User-Controlled Key and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N (3.5 Low).","severity":{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00267,"percentile":0.1901,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-09-01T19:04:31Z","modified":"2026-09-09T15:52:04Z","products":[{"vendor":"runzero","product":"platform"}],"references":[{"url":"https://www.runzero.com/advisories/runzero-mcp-findings-summaries-data-leak-cve-2026-81846","tags":["vendor-advisory"]},{"url":"https://help.runzero.com/docs/release-notes/#512608260","tags":["release-notes"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-81846"},{"url":"https://github.com/advisories/GHSA-29cr-9cjx-c8cg"}],"sources":{"cve":[{"id":"CVE-2026-81846","title":"runZero MCP 'Findings summaries' Data Leak","description":"An authorization bypass in the runZero Platform MCP service has been resolved in version 5.1.260826.0. This issue is an instance of CWE-639: Authorization Bypass Through User-Controlled Key and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N (3.5 Low).","status":"published","published":"2026-09-01T19:04:31.494Z","modified":"2026-09-01T19:36:40.308Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T13:36:18.075535Z"}],"euvd":[{"id":"EUVD-2026-69554","description":"An authorization bypass in the runZero Platform MCP service has been resolved in version 5.1.260826.0. This issue is an instance of CWE-639: Authorization Bypass Through User-Controlled Key and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N (3.5 Low).","status":"published","published":"2026-09-01T19:04:31Z","modified":"2026-09-01T19:36:40Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T18:01:16.851436Z"}],"ghsa":[{"id":"GHSA-29cr-9cjx-c8cg","title":"An authorization bypass in the runZero Platform MCP service has been resolved in version 5.1...","description":"An authorization bypass in the runZero Platform MCP service has been resolved in version 5.1.260826.0. This issue is an instance of CWE-639: Authorization Bypass Through User-Controlled Key and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N (3.5 Low).","status":"published","published":"2026-09-01T21:31:45Z","modified":"2026-09-01T21:31:51Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:11:14.651489Z"}],"nvd":[{"id":"CVE-2026-81846","description":"An authorization bypass in the runZero Platform MCP service has been resolved in version 5.1.260826.0. This issue is an instance of CWE-639: Authorization Bypass Through User-Controlled Key and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N (3.5 Low).","status":"published","published":"2026-09-01T19:17:28.333Z","modified":"2026-09-09T15:52:04.827Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:12:43.04945Z"}]}}