{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20767", "assignerOrgId": "6dda929c-bb53-4a77-a76d-48e79601a1ce", "state": "PUBLISHED", "assignerShortName": "intel", "dateReserved": "2025-12-04T04:00:32.808Z", "datePublished": "2026-05-12T17:33:02.281Z", "dateUpdated": "2026-05-12T17:33:02.281Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "6dda929c-bb53-4a77-a76d-48e79601a1ce", "shortName": "intel", "dateUpdated": "2026-05-12T17:33:02.281Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "description": "Escalation of Privilege"}, {"lang": "en", "description": "Improper Input Validation", "cweId": "CWE-20", "type": "CWE"}]}], "affected": [{"vendor": "n/a", "product": "Intel(R) QAT software drivers for Windows", "versions": [{"version": "before version 1.13", "status": "affected"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper input validation for some Intel(R) QAT software drivers for Windows before version 1.13 within Ring 3: User Applications may allow an escalation of privilege. Unprivileged software adversary with an authenticated user combined with a low complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts."}], "references": [{"name": "https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01387.html", "url": "https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01387.html"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"version": "4.0", "baseScore": 8.5, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE"}}]}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Improper input validation for some Intel(R) QAT software drivers for Windows before version 1.13 within Ring 3: User Applications may allow an escalation of privilege. Unprivileged software adversary with an authenticated user combined with a low complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts."}], "id": "CVE-2026-20767", "lastModified": "2026-05-12T18:16:37.433", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.5, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "secure@intel.com", "type": "Secondary"}]}, "published": "2026-05-12T18:16:37.433", "references": [{"source": "secure@intel.com", "url": "https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01387.html"}], "sourceIdentifier": "secure@intel.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "secure@intel.com", "type": "Primary"}]}

{}

{"created": "2026-05-12T20:00:13.486189+00:00", "title": "Privilege Escalation via Improper Input Validation in Intel QAT Windows Drivers", "updated": "2026-05-12T20:00:13.486213+00:00", "vendors": []}