{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-20805", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2025-12-03T05:54:20.371Z", "datePublished": "2026-01-13T17:56:08.339Z", "dateUpdated": "2026-04-01T13:48:17.330Z" }, "containers": { "cna": { "title": "Desktop Window Manager Information Disclosure Vulnerability", "datePublic": "2026-01-13T16:00:00.000Z", "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*", "versionStartIncluding": "10.0.17763.0", "versionEndExcluding": "10.0.17763.8276" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.17763.0", "versionEndExcluding": "10.0.17763.8276" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.17763.0", "versionEndExcluding": "10.0.17763.8276" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.20348.0", "versionEndExcluding": "10.0.20348.4648" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_21H2:*:*:*:*:*:*:x86:*", "versionStartIncluding": "10.0.19044.0", "versionEndExcluding": "10.0.19044.6809" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_22H2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "10.0.19045.0", "versionEndExcluding": "10.0.19045.6809" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.26100.0", "versionEndExcluding": "10.0.26100.32230" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_11_25H2:*:*:*:*:*:*:arm64:*", "versionStartIncluding": "10.0.26200.0", "versionEndExcluding": "10.0.26200.7623" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:arm64:*", "versionStartIncluding": "10.0.22631.0", "versionEndExcluding": "10.0.22631.6491" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "10.0.22631.0", "versionEndExcluding": "10.0.22631.6491" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_23h2:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.25398.0", "versionEndExcluding": "10.0.25398.2092" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:*", "versionStartIncluding": "10.0.26100.0", "versionEndExcluding": "10.0.26100.7623" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.26100.0", "versionEndExcluding": "10.0.26100.32230" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*", "versionStartIncluding": "10.0.14393.0", "versionEndExcluding": "10.0.14393.8783" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.14393.0", "versionEndExcluding": "10.0.14393.8783" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.14393.0", "versionEndExcluding": "10.0.14393.8783" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.2.9200.0", "versionEndExcluding": "6.2.9200.25868" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.2.9200.0", "versionEndExcluding": "6.2.9200.25868" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.3.9600.0", "versionEndExcluding": "6.3.9600.22968" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.3.9600.0", "versionEndExcluding": "6.3.9600.22968" } ] } ] } ], "affected": [ { "vendor": "Microsoft", "product": "Windows 10 Version 1607", "platforms": [ "32-bit Systems", "x64-based Systems" ], "versions": [ { "version": "10.0.14393.0", "lessThan": "10.0.14393.8783", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows 10 Version 1809", "platforms": [ "32-bit Systems", "x64-based Systems" ], "versions": [ { "version": "10.0.17763.0", "lessThan": "10.0.17763.8276", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows 10 Version 21H2", "platforms": [ "32-bit Systems", "ARM64-based Systems", "x64-based Systems" ], "versions": [ { "version": "10.0.19044.0", "lessThan": "10.0.19044.6809", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows 10 Version 22H2", "platforms": [ "32-bit Systems", "ARM64-based Systems", "x64-based Systems" ], "versions": [ { "version": "10.0.19045.0", "lessThan": "10.0.19045.6809", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows 11 version 22H3", "platforms": [ "ARM64-based Systems" ], "versions": [ { "version": "10.0.22631.0", "lessThan": "10.0.22631.6491", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows 11 Version 23H2", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "10.0.22631.0", "lessThan": "10.0.22631.6491", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows 11 Version 24H2", "platforms": [ "ARM64-based Systems", "x64-based Systems" ], "versions": [ { "version": "10.0.26100.0", "lessThan": "10.0.26100.7623", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows 11 Version 25H2", "versions": [ { "version": "10.0.26200.0", "lessThan": "10.0.26200.7623", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows Server 2012", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "6.2.9200.0", "lessThan": "6.2.9200.25868", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows Server 2012 (Server Core installation)", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "6.2.9200.0", "lessThan": "6.2.9200.25868", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows Server 2012 R2", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "6.3.9600.0", "lessThan": "6.3.9600.22968", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows Server 2012 R2 (Server Core installation)", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "6.3.9600.0", "lessThan": "6.3.9600.22968", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows Server 2016", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "10.0.14393.0", "lessThan": "10.0.14393.8783", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows Server 2016 (Server Core installation)", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "10.0.14393.0", "lessThan": "10.0.14393.8783", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows Server 2019", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "10.0.17763.0", "lessThan": "10.0.17763.8276", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Windows Server 2019 (Server Core installation)", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "10.0.17763.0", 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"versionType": "custom", "status": "affected" } ] } ], "descriptions": [ { "value": "Exposure of sensitive information to an unauthorized actor in Desktop Windows Manager allows an authorized attacker to disclose information locally.", "lang": "en-US" } ], "problemTypes": [ { "descriptions": [ { "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor", "lang": "en-US", "type": "CWE", "cweId": "CWE-200" } ] } ], "providerMetadata": { "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-04-01T13:48:17.330Z" }, "references": [ { "name": "Desktop Window Manager Information Disclosure Vulnerability", "tags": [ "vendor-advisory", "patch" ], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20805" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 5.5, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C" } } ] }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2026-20805", "role": "CISA Coordinator", "options": [ { "Exploitation": "active" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2026-01-14T04:57:07.216734Z" } } }, { "other": { "type": "kev", "content": { "dateAdded": "2026-01-13", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20805" } } } ], "references": [ { "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20805", "tags": [ "government-resource" ] } ], "timeline": [ { "time": "2026-01-13T00:00:00.000Z", "lang": "en", "value": "CVE-2026-20805 added to CISA KEV" } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-02-26T15:04:40.475Z" } } ] } }