CVE-2026-109462

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-109462", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2026-10-12T17:01:11.370Z", "datePublished": "2026-11-10T18:15:19.896Z", "dateUpdated": "2026-11-12T21:42:30.571Z"}, "containers": {"cna": {"title": "Azure Firmware Security Feature Bypass Vulnerability", "datePublic": "2026-11-10T16:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:azure_virtual_machines:*:*:*:*:*:*:*:*", "versionStartIncluding": "0", "versionEndExcluding": "2610"}]}]}], "affected": [{"vendor": "Microsoft", "product": "Azure Virtual Machines", "versions": [{"version": "0", "lessThan": "2610", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Improper check for certificate revocation in Azure Firmware allows an authorized attacker to bypass a security feature locally.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-299: Improper Check for Certificate Revocation", "lang": "en-US", "type": "CWE", "cweId": "CWE-299"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-11-12T21:42:30.571Z"}, "references": [{"name": "Azure Firmware Security Feature Bypass Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-109462"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 4.4, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-109462", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-10T21:48:32.134899Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-10T21:51:58.920Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-109462", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2026-10-12T17:01:11.370Z", "datePublished": "2026-11-10T18:15:19.896Z", "dateUpdated": "2026-11-11T17:10:28.898Z"}, "containers": {"cna": {"title": "Azure Firmware Security Feature Bypass Vulnerability", "datePublic": "2026-11-10T16:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:azure_virtual_machines:*:*:*:*:*:*:*:*", "versionStartIncluding": "0", "versionEndExcluding": "2610"}]}]}], "affected": [{"vendor": "Microsoft", "product": "Azure Virtual Machines", "versions": [{"version": "0", "lessThan": "2610", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Improper check for certificate revocation in Azure Firmware allows an authorized attacker to bypass a security feature locally.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-299: Improper Check for Certificate Revocation", "lang": "en-US", "type": "CWE", "cweId": "CWE-299"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-11-11T17:10:28.898Z"}, "references": [{"name": "Azure Firmware Security Feature Bypass Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-109462"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 4.4, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C"}}]}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-109462", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-10T21:48:32.134899Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-10T20:51:41.529Z"}}]}}

{"affected": [{"affectedData": [{"product": "Azure Virtual Machines", "vendor": "Microsoft", "versions": [{"lessThan": "2610", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "secure@microsoft.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper check for certificate revocation in Azure Firmware allows an authorized attacker to bypass a security feature locally."}], "id": "CVE-2026-109462", "lastModified": "2026-11-10T22:18:14.887", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 3.6, "source": "secure@microsoft.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-109462", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-10T21:48:32.134899Z", "version": "2.0.3"}}]}, "published": "2026-11-10T19:18:15.270", "references": [{"source": "secure@microsoft.com", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-109462"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-299"}], "source": "secure@microsoft.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,2610)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Azure Virtual Machines", "source": "cna", "vendor": "Microsoft"}, "product": "azure_virtual_machines", "vendor": "microsoft"}], "created": "2026-11-11T17:00:08.117697+00:00", "updated": "2026-11-11T18:15:21.835649+00:00", "vendors": ["microsoft", "microsoft$PRODUCT$azure_virtual_machines"]}