{"id":"CVE-2026-105518","aliases":["EUVD-2026-122018","GHSA-h8r6-x256-hx2f"],"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":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-14","score":0.0072,"percentile":0.54492,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2026-11-10T18:19:37Z","modified":"2026-11-10T21:32:28Z","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 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)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105518","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105518"},{"url":"https://github.com/advisories/GHSA-h8r6-x256-hx2f"}],"sources":{"cve":[{"id":"CVE-2026-105518","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":"2026-11-10T18:19:37.748Z","modified":"2026-11-13T18:08:28.141Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-10T19:39:57.855077Z"}],"euvd":[{"id":"EUVD-2026-122018","description":"Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-11-10T18:19:37Z","modified":"2026-11-13T18:08:28Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T23:24:26.602648Z"}],"ghsa":[{"id":"GHSA-h8r6-x256-hx2f","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":"2026-11-10T21:32:20Z","modified":"2026-11-10T21:32:28Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-10T21:57:47.623655Z"}],"nvd":[{"id":"CVE-2026-105518","description":"Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-11-10T19:17:50.957Z","modified":"2026-11-10T21:17:41.69Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-416"],"updated_at":"2026-11-11T00:21:53.860815Z"}]}}