{"id":"CVE-2023-6239","aliases":["EUVD-2023-58485","GHSA-xjc5-m98p-6f2c"],"status":"published","title":"Incorrect calculation of effective permissions","description":"Under rare conditions, the effective permissions of an object might be incorrectly calculated if the object has a specific configuration of metadata-driven permissions in M-Files Server versions 23.9, 23.10, and 23.11 before 23.11.13168.7, potentially enabling unauthorized access to the object.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00568,"percentile":0.47365,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-281"],"published":"2023-11-28T14:07:20Z","modified":"2026-06-17T06:50:22Z","products":[{"vendor":"m-files","product":"m-files server"},{"vendor":"m-files","product":"m-files_server"},{"vendor":"m-files corporation","product":"m-files server"}],"references":[{"url":"https://product.m-files.com/security-advisories/cve-2023-6239/","tags":["vendor-advisory"]},{"url":"https://empower.m-files.com/security-advisories/CVE-2023-6239","tags":["vendor-advisory"]},{"url":"https://www.m-files.com/about/trust-center/security-advisories/cve-2023-6239/","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6239"},{"url":"https://product.m-files.com/security-advisories/cve-2023-6239"},{"url":"https://www.m-files.com/about/trust-center/security-advisories/cve-2023-6239"},{"url":"https://github.com/advisories/GHSA-xjc5-m98p-6f2c"}],"sources":{"cve":[{"id":"CVE-2023-6239","title":"Incorrect calculation of effective permissions","description":"Under rare conditions, the effective permissions of an object might be incorrectly calculated if the object has a specific configuration of metadata-driven permissions in M-Files Server versions 23.9, 23.10, and 23.11 before 23.11.13168.7, potentially enabling unauthorized access to the object.","status":"published","published":"2023-11-28T14:07:20.877Z","modified":"2026-02-23T08:58:36.807Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-281"],"updated_at":"2026-11-02T14:35:25.469654Z"}],"euvd":[{"id":"EUVD-2023-58485","description":"Under rare conditions, the effective permissions of an object might be incorrectly calculated if the object has a specific configuration of metadata-driven permissions in M-Files Server versions 23.9, 23.10, and 23.11 before 23.11.13168.7, potentially enabling unauthorized access to the object.","status":"published","published":"2023-11-28T14:07:20Z","modified":"2026-02-23T08:58:36Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:48:34.125913Z"}],"ghsa":[{"id":"GHSA-xjc5-m98p-6f2c","title":"Improperly calculated effective permissions in M-Files Server versions 23.9 and 23.10 and 23.11...","description":"Improperly calculated effective permissions in M-Files Server versions 23.9 and 23.10 and 23.11 before 23.11.13168.7 could produce a faulty result if an object used a specific configuration of metadata-driven permissions.","status":"published","published":"2023-11-28T15:30:22Z","modified":"2026-02-23T09:31:19Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-281"],"updated_at":"2026-11-02T15:06:19.172449Z"}],"nvd":[{"id":"CVE-2023-6239","description":"Under rare conditions, the effective permissions of an object might be incorrectly calculated if the object has a specific configuration of metadata-driven permissions in M-Files Server versions 23.9, 23.10, and 23.11 before 23.11.13168.7, potentially enabling unauthorized access to the object.","status":"published","published":"2023-11-28T14:15:07.697Z","modified":"2026-06-17T06:50:22.197Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-281"],"updated_at":"2026-11-02T14:08:49.393375Z"}]}}