{"id":"CVE-2025-55334","state":"PUBLISHED","title":"Windows Kernel Security Feature Bypass Vulnerability","description":"Cleartext storage of sensitive information in Windows Kernel allows an unauthorized attacker to bypass a security feature locally.","publishedAt":"2025-10-14T17:01:03.852Z","updatedAt":"2026-02-22T17:25:14.928Z","severity":{"score":6.2,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","source":"microsoft"},"assigner":"microsoft","products":["Microsoft Windows 11 version 22H2","Microsoft Windows 11 version 22H3","Microsoft Windows 11 Version 23H2","Microsoft Windows 11 Version 24H2","Microsoft Windows 11 Version 25H2"],"affected":[{"vendor":"Microsoft","product":"Windows 11 version 22H2","versions":[{"version":"10.0.22621.0","status":"affected","lessThan":"10.0.22621.6060","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 version 22H3","versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.6060","versionType":"custom"}],"platforms":["ARM64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 23H2","versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.6060","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 24H2","versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.6899","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 25H2","versions":[{"version":"10.0.26200.0","status":"affected","lessThan":"10.0.26200.6899","versionType":"custom"}]}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55334"],"weaknesses":["CWE-312"],"ingestedAt":"2026-10-29T20:09:31.862Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/55xxx/CVE-2025-55334.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-55334","state":"PUBLISHED","datePublished":"2025-10-14T17:01:03.852Z","dateUpdated":"2026-02-22T17:25:14.928Z","assignerShortName":"microsoft","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateReserved":"2025-08-12T20:19:59.424Z"},"containers":{"cna":{"title":"Windows Kernel Security Feature Bypass Vulnerability","descriptions":[{"lang":"en-US","value":"Cleartext storage of sensitive information in Windows Kernel allows an unauthorized attacker to bypass a security feature locally."}],"affected":[{"vendor":"Microsoft","product":"Windows 11 version 22H2","versions":[{"version":"10.0.22621.0","status":"affected","lessThan":"10.0.22621.6060","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 version 22H3","versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.6060","versionType":"custom"}],"platforms":["ARM64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 23H2","versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.6060","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 24H2","versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.6899","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 25H2","versions":[{"version":"10.0.26200.0","status":"affected","lessThan":"10.0.26200.6899","versionType":"custom"}]}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55334","name":"Windows Kernel Security Feature Bypass Vulnerability","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"MEDIUM","baseScore":6.2,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-312","description":"CWE-312: Cleartext Storage of Sensitive Information","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"shortName":"microsoft","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateUpdated":"2026-02-22T17:25:14.928Z"},"datePublic":"2025-10-14T14:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_2H2:*:*:*:*:*:*:x64:*","versionStartIncluding":"10.0.26200.0","versionEndExcluding":"10.0.26200.6899"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_22H2:*:*:*:*:*:*:arm64:*","versionStartIncluding":"10.0.22621.0","versionEndExcluding":"10.0.22621.6060"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:arm64:*","versionStartIncluding":"10.0.22631.0","versionEndExcluding":"10.0.22631.6060"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:x64:*","versionStartIncluding":"10.0.22631.0","versionEndExcluding":"10.0.22631.6060"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:*","versionStartIncluding":"10.0.26100.0","versionEndExcluding":"10.0.26100.6899"}]}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-10-16T14:08:28.034713Z","id":"CVE-2025-55334","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-16T14:09:10.196Z"}}]}}}