{"id":"CVE-2026-5374","aliases":["EUVD-2026-19635","GHSA-9359-vm49-5gpx"],"status":"published","title":"runZero Platform MCP information leak","description":"An issue that allowed MCP agents to access remediation and asset information from outside of the authorized organization scope has been resolved. This is an instance of CWE-863: Incorrect Authorization, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N (5.8 Medium). This issue was fixed in version 4.0.260202.0 of the runZero Platform.","severity":{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00216,"percentile":0.12058,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2026-04-07T14:10:36Z","modified":"2026-10-26T21:10:00Z","products":[{"vendor":"runzero","product":"platform"},{"vendor":"runzero","product":"runzero_platform"}],"references":[{"url":"https://help.runzero.com/docs/release-notes/#402602020","tags":["release-notes","Release Notes"]},{"url":"https://www.runzero.com/advisories/runzero-platform-mcp-infoleak-cve-2026-5374/","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-5374"},{"url":"https://www.runzero.com/advisories/runzero-platform-mcp-infoleak-cve-2026-5374"},{"url":"https://github.com/advisories/GHSA-9359-vm49-5gpx"}],"sources":{"cve":[{"id":"CVE-2026-5374","title":"runZero Platform MCP information leak","description":"An issue that allowed MCP agents to access remediation and asset information from outside of the authorized organization scope has been resolved. This is an instance of CWE-863: Incorrect Authorization, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N (5.8 Medium). This issue was fixed in version 4.0.260202.0 of the runZero Platform.","status":"published","published":"2026-04-07T14:10:36.244Z","modified":"2026-04-07T14:50:26.053Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T13:39:27.849196Z"}],"euvd":[{"id":"EUVD-2026-19635","description":"An issue that allowed MCP agents to access remediation and asset information from outside of the authorized organization scope has been resolved. This is an instance of CWE-863: Incorrect Authorization, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N (5.8 Medium). This issue was fixed in version 4.0.260202.0 of the runZero Platform.","status":"published","published":"2026-04-07T14:10:36Z","modified":"2026-04-07T14:50:26Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T19:25:12.908169Z"}],"ghsa":[{"id":"GHSA-9359-vm49-5gpx","title":"An issue that allowed MCP agents to access remediation and asset information from outside of the...","description":"An issue that allowed MCP agents to access remediation and asset information from outside of the authorized organization scope has been resolved. This is an instance of CWE-863: Incorrect Authorization, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N (5.8 Medium). This issue was fixed in version 4.0.260202.0 of the runZero Platform.","status":"published","published":"2026-04-07T15:30:52Z","modified":"2026-04-07T15:30:59Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:07:11.075264Z"}],"nvd":[{"id":"CVE-2026-5374","description":"An issue that allowed MCP agents to access remediation and asset information from outside of the authorized organization scope has been resolved. This is an instance of CWE-863: Incorrect Authorization, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N (5.8 Medium). This issue was fixed in version 4.0.260202.0 of the runZero Platform.","status":"published","published":"2026-04-07T15:17:47.307Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:12:13.1424Z"}]}}