{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-71326", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-06-08T20:44:31.210Z", "datePublished": "2026-06-19T14:16:54.853Z", "dateUpdated": "2026-06-19T14:16:54.853Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-06-19T14:16:54.853Z"}, "datePublic": "2025-12-17T00:00:00.000Z", "title": "AVAST Antivirus 25.11 Unquoted Service Path Privilege Escalation", "descriptions": [{"lang": "en", "value": "AVAST Antivirus 25.11 contains an unquoted service path vulnerability in the SecureLine service that allows local non-privileged users to execute code with elevated SYSTEM privileges. Attackers can exploit the unquoted binary path in the service configuration to inject malicious executables that execute with high-level system permissions."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Unquoted Search Path or Element", "cweId": "CWE-428", "type": "CWE"}]}], "affected": [{"vendor": "Avast", "product": "AVAST Antivirus", "versions": [{"version": "25.11", "status": "affected"}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "baseScore": 8.5, "baseSeverity": "HIGH", "exploitMaturity": "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", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS"}, {"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS"}], "references": [{"url": "https://www.exploit-db.com/exploits/52510", "name": "ExploitDB-52510", "tags": ["exploit"]}, {"url": "https://www.avast.com/", "name": "Official Product Homepage", "tags": ["product"]}, {"name": "VulnCheck Advisory: AVAST Antivirus 25.11 Unquoted Service Path Privilege Escalation", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/avast-antivirus-unquoted-service-path-privilege-escalation"}], "credits": [{"lang": "en", "value": "Milad Karimi (Ex3ptionaL)", "type": "finder"}], "x_generator": {"engine": "vulncheck"}}}}

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