{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-121639", "assignerOrgId": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "state": "PUBLISHED", "assignerShortName": "WatchGuard", "dateReserved": "2026-11-03T17:27:11.834Z", "datePublished": "2026-11-04T14:44:14.573Z", "dateUpdated": "2026-11-04T14:44:14.573Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "shortName": "WatchGuard", "dateUpdated": "2026-11-04T14:44:14.573Z"}, "title": "WatchGuard AuthPoint Gateway Improper Authentication Allows Unauthenticated Denial of Service", "descriptions": [{"lang": "en", "value": "A Missing Authentication for Critical Function vulnerability in WatchGuard AuthPoint Gateway allows a remote unauthenticated attacker with network access to the AuthPoint Gateway host to disrupt authentication services and delete the local directory synchronization configuration."}], "affected": [{"vendor": "WatchGuard", "product": "AuthPoint Authentication Gateway", "versions": [{"status": "affected", "version": "1.0", "versionType": "semver", "lessThan": "7.6.0"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://psirt.watchguard.com/CVE-2026-121639", "tags": ["vendor-advisory"]}], "cpeApplicability": [{"operator": "OR", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:watchguard:authpoint_authentication_gateway:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.0", "versionEndExcluding": "7.6.0"}]}]}], "metrics": [{"cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:H", "baseScore": 9.2, "baseSeverity": "CRITICAL"}}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-252", "type": "CWE", "cweId": "CWE-252"}, {"lang": "en", "description": "CWE-287", "type": "CWE", "cweId": "CWE-287"}, {"lang": "en", "description": "CWE-306", "type": "CWE", "cweId": "CWE-306"}]}], "credits": [{"lang": "en", "value": "WatchGuard AI Security Research", "type": "finder"}], "configurations": [{"lang": "en", "value": "This vulnerability affects AuthPoint Gateway deployments configured with an LDAP or Active Directory provider.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>This vulnerability affects AuthPoint Gateway deployments configured with an LDAP or Active Directory provider.</p>"}]}], "solutions": [{"lang": "en", "value": "AuthPoint Authentication Gateway 7.6.0", "supportingMedia": [{"type": "text/html", "base64": false, "value": "AuthPoint Authentication Gateway 7.6.0"}]}], "exploits": [{"lang": "en", "value": "WatchGuard is not aware of any exploitation of this vulnerability in the wild.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "WatchGuard is not aware of any exploitation of this vulnerability in the wild."}]}]}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "AuthPoint Authentication Gateway", "vendor": "WatchGuard", "versions": [{"lessThan": "7.6.0", "status": "affected", "version": "1.0", "versionType": "semver"}]}], "source": "5d1c2695-1a31-4499-88ae-e847036fd7e3"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A Missing Authentication for Critical Function vulnerability in WatchGuard AuthPoint Gateway allows a remote unauthenticated attacker with network access to the AuthPoint Gateway host to disrupt authentication services and delete the local directory synchronization configuration."}], "id": "CVE-2026-121639", "lastModified": "2026-11-04T15:17:42.600", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.2, "baseSeverity": "CRITICAL", "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": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:H/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": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "type": "Secondary"}]}, "published": "2026-11-04T15:17:42.600", "references": [{"source": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "url": "https://psirt.watchguard.com/CVE-2026-121639"}], "sourceIdentifier": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-252"}, {"lang": "en", "value": "CWE-287"}, {"lang": "en", "value": "CWE-306"}], "source": "5d1c2695-1a31-4499-88ae-e847036fd7e3", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.0,7.6.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "AuthPoint Authentication Gateway", "source": "cna", "vendor": "WatchGuard"}, "product": "authpoint_authentication_gateway", "vendor": "watchguard"}], "created": "2026-11-04T17:00:15.283786+00:00", "updated": "2026-11-04T17:15:14.807728+00:00", "vendors": ["watchguard", "watchguard$PRODUCT$authpoint_authentication_gateway"]}