CVE-2026-92253

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-92253", "assignerOrgId": "34edf4f2-2577-40ab-82ce-39f45972c129", "state": "PUBLISHED", "assignerShortName": "watchdog", "dateReserved": "2026-09-15T21:07:00.097Z", "datePublished": "2026-09-20T12:24:47.393Z", "dateUpdated": "2026-09-21T14:12:03.001Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "34edf4f2-2577-40ab-82ce-39f45972c129", "shortName": "watchdog", "dateUpdated": "2026-09-20T12:24:47.393Z"}, "title": "Arbitrary File Write via Directory Junction in WatchDog Anti-Virus Quarantine Restoration", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-59", "description": "CWE-59 Improper link resolution before file access ('link following')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-132", "descriptions": [{"lang": "en", "value": "CAPEC-132 Symlink Attack"}]}], "affected": [{"vendor": "WatchDog", "product": "Anti-Virus", "platforms": ["Windows"], "versions": [{"status": "affected", "version": "1.8.640", "lessThan": "1.8.804", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper link resolution before file access in the quarantine restoration process of WatchDog Anti-Virus 1.8.640 on Windows allows local, low-privileged attackers to cause a quarantined file to be written to an arbitrary filesystem location by creating a directory junction at the original file path and persuading an administrator to restore the file. This may enable modification of protected files or SYSTEM-level code execution through DLL hijacking.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Improper link resolution before file access in the quarantine restoration process of WatchDog Anti-Virus 1.8.640 on Windows allows local, low-privileged attackers to cause a quarantined file to be written to an arbitrary filesystem location by creating a directory junction at the original file path and persuading an administrator to restore the file. This may enable modification of protected files or SYSTEM-level code execution through DLL hijacking.\n<br>\n<br>"}]}], "references": [{"url": "https://watchdog.com/vulnerability-disclosure-policy/"}, {"url": "https://watchdog.com/anti-virus-release-notes/"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "LOW", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "LOW", "providerUrgency": "GREEN", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 5.2, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/RE:L/U:Green"}}], "credits": [{"lang": "en", "value": "Patrick Tung", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-21T14:11:52.365935Z", "id": "CVE-2026-92253", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-21T14:12:03.001Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-92253", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-21T14:11:52.365935Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-21T14:11:58.754Z"}}], "cna": {"title": "Arbitrary File Write via Directory Junction in WatchDog Anti-Virus Quarantine Restoration", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "finder", "value": "Patrick Tung"}], "impacts": [{"capecId": "CAPEC-132", "descriptions": [{"lang": "en", "value": "CAPEC-132 Symlink Attack"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.2, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/RE:L/U:Green", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "GREEN", "userInteraction": "ACTIVE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "vulnerabilityResponseEffort": "LOW"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "WatchDog", "product": "Anti-Virus", "versions": [{"status": "affected", "version": "1.8.640", "lessThan": "1.8.804", "versionType": "semver"}], "platforms": ["Windows"], "defaultStatus": "unaffected"}], "references": [{"url": "https://watchdog.com/vulnerability-disclosure-policy/"}, {"url": "https://watchdog.com/anti-virus-release-notes/"}], "x_generator": {"engine": "Vulnogram 1.0.5"}, "descriptions": [{"lang": "en", "value": "Improper link resolution before file access in the quarantine restoration process of WatchDog Anti-Virus 1.8.640 on Windows allows local, low-privileged attackers to cause a quarantined file to be written to an arbitrary filesystem location by creating a directory junction at the original file path and persuading an administrator to restore the file. This may enable modification of protected files or SYSTEM-level code execution through DLL hijacking.", "supportingMedia": [{"type": "text/html", "value": "Improper link resolution before file access in the quarantine restoration process of WatchDog Anti-Virus 1.8.640 on Windows allows local, low-privileged attackers to cause a quarantined file to be written to an arbitrary filesystem location by creating a directory junction at the original file path and persuading an administrator to restore the file. This may enable modification of protected files or SYSTEM-level code execution through DLL hijacking.\n<br>\n<br>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-59", "description": "CWE-59 Improper link resolution before file access ('link following')"}]}], "providerMetadata": {"orgId": "34edf4f2-2577-40ab-82ce-39f45972c129", "shortName": "watchdog", "dateUpdated": "2026-09-20T12:24:47.393Z"}}}, "cveMetadata": {"cveId": "CVE-2026-92253", "state": "PUBLISHED", "dateUpdated": "2026-09-21T14:12:03.001Z", "dateReserved": "2026-09-15T21:07:00.097Z", "assignerOrgId": "34edf4f2-2577-40ab-82ce-39f45972c129", "datePublished": "2026-09-20T12:24:47.393Z", "assignerShortName": "watchdog"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "platforms": ["Windows"], "product": "Anti-Virus", "vendor": "WatchDog", "versions": [{"lessThan": "1.8.804", "status": "affected", "version": "1.8.640", "versionType": "semver"}]}], "source": "34edf4f2-2577-40ab-82ce-39f45972c129"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper link resolution before file access in the quarantine restoration process of WatchDog Anti-Virus 1.8.640 on Windows allows local, low-privileged attackers to cause a quarantined file to be written to an arbitrary filesystem location by creating a directory junction at the original file path and persuading an administrator to restore the file. This may enable modification of protected files or SYSTEM-level code execution through DLL hijacking."}], "id": "CVE-2026-92253", "lastModified": "2026-09-22T19:41:38.447", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.2, "baseSeverity": "MEDIUM", "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": "GREEN", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/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:L/U:Green", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "LOW"}, "source": "34edf4f2-2577-40ab-82ce-39f45972c129", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-92253", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-21T14:11:52.365935Z", "version": "2.0.3"}}]}, "published": "2026-09-20T13:17:46.243", "references": [{"source": "34edf4f2-2577-40ab-82ce-39f45972c129", "url": "https://watchdog.com/anti-virus-release-notes/"}, {"source": "34edf4f2-2577-40ab-82ce-39f45972c129", "url": "https://watchdog.com/vulnerability-disclosure-policy/"}], "sourceIdentifier": "34edf4f2-2577-40ab-82ce-39f45972c129", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-59"}], "source": "34edf4f2-2577-40ab-82ce-39f45972c129", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": ["windows"], "status": "affected", "versions": {"scheme": "semver", "value": "[1.8.640,1.8.804)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Anti-Virus", "source": "cna", "vendor": "WatchDog"}, "product": "anti-virus", "vendor": "watchdog"}], "created": "2026-09-20T13:45:07.024555+00:00", "updated": "2026-09-20T14:00:25.507390+00:00", "vendors": ["watchdog", "watchdog$PRODUCT$anti-virus"]}