{"id":"CVE-2026-69883","aliases":["EUVD-2026-99274","GHSA-v7vr-8665-7rpj"],"status":"published","title":"Windows iSCSI Remote Code Execution Vulnerability","description":"Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00949,"percentile":0.6167,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2026-10-13T18:59:44Z","modified":"2026-11-10T20:35:39Z","products":[{"vendor":"microsoft","product":"windows 10 version 1607"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 10 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 23h2"},{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows 11 version 25h2"},{"vendor":"microsoft","product":"windows 11 version 26h1"},{"vendor":"microsoft","product":"windows 11 version 26h2"},{"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 server 2016"},{"vendor":"microsoft","product":"windows server 2016 (server core installation)"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"vendor":"microsoft","product":"windows_10_1607"},{"vendor":"microsoft","product":"windows_10_1809"},{"vendor":"microsoft","product":"windows_10_21h2"},{"vendor":"microsoft","product":"windows_10_22h2"},{"vendor":"microsoft","product":"windows_11_23h2"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_11_25h2"},{"vendor":"microsoft","product":"windows_11_26h1"},{"vendor":"microsoft","product":"windows_11_26h2"},{"vendor":"microsoft","product":"windows_server_2012"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69883","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-69883"},{"url":"https://github.com/advisories/GHSA-v7vr-8665-7rpj"}],"sources":{"cve":[{"id":"CVE-2026-69883","title":"Windows iSCSI Remote Code Execution Vulnerability","description":"Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T18:59:44.188Z","modified":"2026-11-10T20:35:39.595Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-10T22:18:27.902968Z"}],"euvd":[{"id":"EUVD-2026-99274","description":"Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T18:59:44Z","modified":"2026-11-10T20:35:39Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical"}],"updated_at":"2026-11-10T21:23:23.099302Z"}],"ghsa":[{"id":"GHSA-v7vr-8665-7rpj","title":"Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.","description":"Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T21:33:52Z","modified":"2026-10-13T21:33:57Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T15:13:13.94868Z"}],"nvd":[{"id":"CVE-2026-69883","description":"Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:19:01.15Z","modified":"2026-10-19T13:18:35.49Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:12:57.132005Z"}]}}