CVE-2026-6423

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-6423", "assignerOrgId": "4a9b9929-2450-4021-b7b9-469a0255b215", "state": "PUBLISHED", "assignerShortName": "ESET", "dateReserved": "2026-04-16T08:03:11.185Z", "datePublished": "2026-07-16T07:56:20.026Z", "dateUpdated": "2026-07-16T12:34:49.159Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "4a9b9929-2450-4021-b7b9-469a0255b215", "shortName": "ESET", "dateUpdated": "2026-07-16T07:56:20.026Z"}, "title": "Local privilege escalation via unauthenticated ALPC in ESET Inspect Connector", "datePublic": "2026-07-16T08:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-269", "description": "CWE-269 Improper Privilege Management", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-233", "descriptions": [{"lang": "en", "value": "CAPEC-233 Privilege Escalation"}]}], "affected": [{"vendor": "ESET, spol. s.r.o.", "product": "ESET Inspect Connector", "platforms": ["Windows"], "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "3.0.5775.0", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A local privilege escalation vulnerability in ESET Inspect Connector.\u00a0\nThe vulnerability was caused by improper authentication in an IPC channel.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "A local privilege escalation vulnerability in ESET Inspect Connector. \nThe vulnerability was caused by improper authentication in an IPC channel."}]}], "references": [{"url": "https://support.eset.com/en/ca8970-eset-customer-advisory-local-privilege-escalation-via-unauthenticated-alpc-in-eset-inspect-connector-for-windows-fixed"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.5, "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"}}], "source": {"advisory": "CA8970", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-16T12:34:20.351046Z", "id": "CVE-2026-6423", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-16T12:34:49.159Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-6423", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-07-16T12:34:20.351046Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-16T12:34:40.330Z"}}], "cna": {"title": "Local privilege escalation via unauthenticated ALPC in ESET Inspect Connector", "source": {"advisory": "CA8970", "discovery": "UNKNOWN"}, "impacts": [{"capecId": "CAPEC-233", "descriptions": [{"lang": "en", "value": "CAPEC-233 Privilege Escalation"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.5, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "HIGH", "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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "ESET, spol. s.r.o.", "product": "ESET Inspect Connector", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "3.0.5775.0"}], "platforms": ["Windows"], "defaultStatus": "unaffected"}], "datePublic": "2026-07-16T08:00:00.000Z", "references": [{"url": "https://support.eset.com/en/ca8970-eset-customer-advisory-local-privilege-escalation-via-unauthenticated-alpc-in-eset-inspect-connector-for-windows-fixed"}], "x_generator": {"engine": "Vulnogram 1.0.2"}, "descriptions": [{"lang": "en", "value": "A local privilege escalation vulnerability in ESET Inspect Connector.\u00a0\nThe vulnerability was caused by improper authentication in an IPC channel.", "supportingMedia": [{"type": "text/html", "value": "A local privilege escalation vulnerability in ESET Inspect Connector. \nThe vulnerability was caused by improper authentication in an IPC channel.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-269", "description": "CWE-269 Improper Privilege Management"}]}], "providerMetadata": {"orgId": "4a9b9929-2450-4021-b7b9-469a0255b215", "shortName": "ESET", "dateUpdated": "2026-07-16T07:56:20.026Z"}}}, "cveMetadata": {"cveId": "CVE-2026-6423", "state": "PUBLISHED", "dateUpdated": "2026-07-16T12:34:49.159Z", "dateReserved": "2026-04-16T08:03:11.185Z", "assignerOrgId": "4a9b9929-2450-4021-b7b9-469a0255b215", "datePublished": "2026-07-16T07:56:20.026Z", "assignerShortName": "ESET"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "platforms": ["Windows"], "product": "ESET Inspect Connector", "vendor": "ESET, spol. s.r.o.", "versions": [{"lessThanOrEqual": "3.0.5775.0", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "security@eset.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A local privilege escalation vulnerability in ESET Inspect Connector.\u00a0\nThe vulnerability was caused by improper authentication in an IPC channel."}, {"lang": "es", "value": "Una vulnerabilidad local de escalada de privilegios en ESET Inspect Connector. La vulnerabilidad fue causada por autenticaci\u00f3n incorrecta en un canal IPC."}], "id": "CVE-2026-6423", "lastModified": "2026-10-24T21:10:00.130", "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": "security@eset.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-6423", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-07-16T12:34:20.351046Z", "version": "2.0.3"}}]}, "published": "2026-07-16T09:16:19.273", "references": [{"source": "security@eset.com", "url": "https://support.eset.com/en/ca8970-eset-customer-advisory-local-privilege-escalation-via-unauthenticated-alpc-in-eset-inspect-connector-for-windows-fixed"}], "sourceIdentifier": "security@eset.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-269"}], "source": "security@eset.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": ["windows"], "status": "affected", "versions": {"scheme": "generic", "value": "[0,3.0.5775.0]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "ESET Inspect Connector", "source": "cna", "vendor": "ESET, spol. s.r.o."}, "product": "inspect_connector", "vendor": "eset"}], "created": "2026-07-17T04:15:05.132464+00:00", "updated": "2026-07-31T02:15:06.316780+00:00", "vendors": ["eset", "eset$PRODUCT$inspect_connector"]}