{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20928", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2025-12-04T20:04:16.336Z", "datePublished": "2026-04-14T16:57:51.238Z", "dateUpdated": "2026-04-14T16:57:51.238Z"}, "containers": {"cna": {"title": "Windows Recovery Environment Security Feature Bypass Vulnerability", "datePublic": "2026-04-14T14:00:00.000Z", "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": "10.0.17763.8644"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.17763.0", "versionEndExcluding": "10.0.17763.8644"}, {"vulnerable": true, "criteria": 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Server 2022, 23H2 Edition (Server Core installation)", "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.25398.0", "lessThan": "10.0.25398.2274", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2025", "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.26100.0", "lessThan": "10.0.26100.32690", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2025 (Server Core installation)", "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.26100.0", "lessThan": "10.0.26100.32690", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Improper removal of sensitive information before storage or transfer in Windows Recovery Environment Agent allows an unauthorized attacker to bypass a security feature with a physical attack.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-212: Improper Removal of Sensitive Information Before Storage or Transfer", "lang": "en-US", "type": "CWE", "cweId": "CWE-212"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-04-14T16:57:51.238Z"}, "references": [{"name": "Windows Recovery Environment Security Feature Bypass Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20928"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 4.6, "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C"}}]}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Improper removal of sensitive information before storage or transfer in Windows Recovery Environment Agent allows an unauthorized attacker to bypass a security feature with a physical attack."}], "id": "CVE-2026-20928", "lastModified": "2026-04-14T18:16:42.870", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "NONE", "baseScore": 4.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 3.6, "source": "secure@microsoft.com", "type": "Primary"}]}, "published": "2026-04-14T18:16:42.870", "references": [{"source": "secure@microsoft.com", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20928"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-212"}], "source": "secure@microsoft.com", "type": "Primary"}]}

{}

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