{"id":"CVE-2025-27472","aliases":["EUVD-2025-10181","GHSA-c538-wc2q-4rmx"],"status":"published","title":"Windows Mark of the Web Security Feature Bypass Vulnerability","description":"Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature over a network.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01535,"percentile":0.75053,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-693"],"published":"2025-04-08T17:23:16Z","modified":"2026-08-10T15:12:12Z","products":[{"vendor":"microsoft","product":"windows 10 version 1507"},{"vendor":"microsoft","product":"windows server 2012"},{"vendor":"microsoft","product":"windows server 2012 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012 r2"},{"vendor":"microsoft","product":"windows server 2012 r2 (server core installation)"},{"vendor":"microsoft","product":"windows_10_1507"},{"vendor":"microsoft","product":"windows_server_2012"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27472","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-27472"},{"url":"https://github.com/advisories/GHSA-c538-wc2q-4rmx"}],"sources":{"cve":[{"id":"CVE-2025-27472","title":"Windows Mark of the Web Security Feature Bypass Vulnerability","description":"Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature over a network.","status":"published","published":"2025-04-08T17:23:16.742Z","modified":"2026-08-10T15:12:12.092Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T14:32:42.078906Z"}],"euvd":[{"id":"EUVD-2025-10181","description":"Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature over a network.","status":"published","published":"2025-04-08T17:23:16Z","modified":"2026-08-10T15:12:12Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T18:02:03.332437Z"}],"ghsa":[{"id":"GHSA-c538-wc2q-4rmx","title":"Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to...","description":"Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature over a network.","status":"published","published":"2025-04-08T18:34:50Z","modified":"2025-04-08T18:34:55Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T15:00:51.712066Z"}],"nvd":[{"id":"CVE-2025-27472","description":"Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature over a network.","status":"published","published":"2025-04-08T18:15:57.14Z","modified":"2026-06-17T09:03:39.303Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T14:10:59.48027Z"}]}}