{"id":"CVE-2026-105005","aliases":["EUVD-2026-100394","GHSA-cmg6-qx67-w59c"],"status":"published","title":"Windows Schannel Remote Code Execution Vulnerability","description":"Out-of-bounds write in Windows Schannel allows an unauthorized attacker to execute code over a network.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00747,"percentile":0.55348,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-10-13T19:01:36Z","modified":"2026-11-10T20:46:35Z","products":[{"vendor":"microsoft","product":"windows 11 version 26h1"},{"vendor":"microsoft","product":"windows_11_26h1"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105005","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105005"},{"url":"https://github.com/advisories/GHSA-cmg6-qx67-w59c"}],"sources":{"cve":[{"id":"CVE-2026-105005","title":"Windows Schannel Remote Code Execution Vulnerability","description":"Out-of-bounds write in Windows Schannel allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:01:36.864Z","modified":"2026-11-10T20:46:35.213Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-10T22:18:24.949973Z"}],"euvd":[{"id":"EUVD-2026-100394","description":"Out-of-bounds write in Windows Schannel allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:01:36Z","modified":"2026-11-10T20:46:35Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T22:23:55.776344Z"}],"ghsa":[{"id":"GHSA-cmg6-qx67-w59c","title":"Out-of-bounds write in Windows Schannel allows an unauthorized attacker to execute code over a...","description":"Out-of-bounds write in Windows Schannel allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T21:33:09Z","modified":"2026-10-13T21:33:10Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:13:13.272556Z"}],"nvd":[{"id":"CVE-2026-105005","description":"Out-of-bounds write in Windows Schannel allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:17:56.567Z","modified":"2026-10-26T14:53:15.767Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:12:57.132005Z"}]}}