{"id":"CVE-2026-62702","aliases":["EUVD-2026-56347","GHSA-2rvh-w5qf-vh54"],"status":"published","title":"Windows Graphics Kernel Denial of Service Vulnerability","description":"Null pointer dereference in Windows Graphics Kernel allows an unauthorized attacker to deny service over a network.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00983,"percentile":0.62607,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2026-08-11T17:04:05Z","modified":"2026-10-30T17:19:53Z","products":[{"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 server 2022"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"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_server_2022"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62702","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-62702"},{"url":"https://github.com/advisories/GHSA-2rvh-w5qf-vh54"}],"sources":{"cve":[{"id":"CVE-2026-62702","title":"Windows Graphics Kernel Denial of Service Vulnerability","description":"Null pointer dereference in Windows Graphics Kernel allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-08-11T17:04:05.031Z","modified":"2026-10-30T17:19:53.627Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:20:14.999906Z"}],"euvd":[{"id":"EUVD-2026-56347","description":"Null pointer dereference in Windows Graphics Kernel allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-08-11T17:04:05Z","modified":"2026-10-30T17:19:53Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T16:59:04.768038Z"}],"ghsa":[{"id":"GHSA-2rvh-w5qf-vh54","title":"Null pointer dereference in Windows Graphics Kernel allows an unauthorized attacker to deny...","description":"Null pointer dereference in Windows Graphics Kernel allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-08-11T18:31:12Z","modified":"2026-08-11T18:31:13Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:10:18.748745Z"}],"nvd":[{"id":"CVE-2026-62702","description":"Null pointer dereference in Windows Graphics Kernel allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-08-11T17:18:20.05Z","modified":"2026-08-13T14:38:42.53Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:12:36.499002Z"}]}}