{"id":"CVE-2026-119908","aliases":["EUVD-2026-122412","GHSA-pmw4-23qp-7phq"],"status":"published","title":"Windows Storage Spaces Controller Remote Code Execution Vulnerability","description":"Integer underflow (wrap or wraparound) in Windows Storage Spaces Controller 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":0.00785,"percentile":0.56646,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-191"],"published":"2026-11-10T18:23:21Z","modified":"2026-11-10T21:33:42Z","products":[{"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 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-2026-119908","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119908"},{"url":"https://github.com/advisories/GHSA-pmw4-23qp-7phq"}],"sources":{"cve":[{"id":"CVE-2026-119908","title":"Windows Storage Spaces Controller Remote Code Execution Vulnerability","description":"Integer underflow (wrap or wraparound) in Windows Storage Spaces Controller allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-11-10T18:23:21.842Z","modified":"2026-11-13T18:12:03.481Z","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-191"],"updated_at":"2026-11-10T19:39:58.973959Z"}],"euvd":[{"id":"EUVD-2026-122412","description":"Integer underflow (wrap or wraparound) in Windows Storage Spaces Controller allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-11-10T18:23:21Z","modified":"2026-11-13T18:12:03Z","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":"2026-11-11T00:25:03.169314Z"}],"ghsa":[{"id":"GHSA-pmw4-23qp-7phq","title":"Integer underflow (wrap or wraparound) in Windows Storage Spaces Controller allows an...","description":"Integer underflow (wrap or wraparound) in Windows Storage Spaces Controller allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-11-10T21:33:36Z","modified":"2026-11-10T21:33:42Z","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-191"],"updated_at":"2026-11-10T21:57:54.561479Z"}],"nvd":[{"id":"CVE-2026-119908","description":"Integer underflow (wrap or wraparound) in Windows Storage Spaces Controller allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-11-10T19:20:11.63Z","modified":"2026-11-10T19:20:11.76Z","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":"primary"}],"cwes":["CWE-191"],"updated_at":"2026-11-10T22:21:32.984056Z"}]}}