{"id":"CVE-2026-69809","title":"Missing release of memory after effective lifetime in Active Directory Domain Services allows an unauthorized attacker to deny service over a network.","summary":"Missing release of memory after effective lifetime in Active Directory Domain Services allows an unauthorized attacker to deny service over a network.","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-401"],"vendor":"Microsoft","product":"Windows 11 version 23H2","affected":["windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7582","windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7582","windows_11_version_24h2 >= 10.0.26100.0 < 10.0.26100.9445","windows_11_version_25h2 >= 10.0.26200.0 < 10.0.26200.9445","windows_11_version_26h1 >= 10.0.28000.0 < 10.0.28000.2954","windows_server_2022 >= 10.0.20348.0 < 10.0.20348.5622","windows_server_2025 >= 10.0.26100.0 < 10.0.26100.33438","windows_server_2025_server_core_installation >= 10.0.26100.0 < 10.0.26100.33438"],"published":"2026-09-08","updated":"2026-09-08","sourceUpdated":"2026-09-08T21:18:35.923","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-69809","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69809","label":"secure@microsoft.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-08T20:39:51.183109Z"},"ingestedAt":"2026-09-08T19:08:49.620Z","epss":0.01099,"epssPercentile":0.63689,"slug":"CVE-2026-69809","body":"## Overview\n\nMissing release of memory after effective lifetime in Active Directory Domain Services allows an unauthorized attacker to deny service over a network.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}