{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-116606", "assignerOrgId": "027e81ed-0dd4-4685-ab4d-884aec5bb484", "state": "PUBLISHED", "assignerShortName": "Mandiant", "dateReserved": "2026-10-26T16:04:54.772Z", "datePublished": "2026-11-02T12:59:11.278Z", "dateUpdated": "2026-11-02T19:43:04.702Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "027e81ed-0dd4-4685-ab4d-884aec5bb484", "shortName": "Mandiant", "dateUpdated": "2026-11-02T12:59:11.278Z" }, "title": "Authentication Bypass Allows Global Configuration Restore in Barracuda Email Security Gateway", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-288", "description": "CWE-288 Authentication bypass using an alternate path or channel", "type": "CWE" } ] } ], "impacts": [ { "capecId": "CAPEC-115", "descriptions": [ { "lang": "en", "value": "CAPEC-115 Authentication Bypass" } ] } ], "affected": [ { "vendor": "Barracuda Networks", "product": "Barracuda Email Security Gateway (ESG)", "versions": [ { "status": "affected", "version": "0", "lessThan": "9.4.0.030", "versionType": "custom" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance’s global configuration.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance’s global configuration." } ] } ], "references": [ { "url": "https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0042.md", "tags": [ "third-party-advisory" ] }, { "url": "https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection", "tags": [ "vendor-advisory" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "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": "CRITICAL", "baseScore": 9.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N" } } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 1.0.5" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2026-116606", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "version": "2.0.3", "timestamp": "2026-11-02T14:33:35.994525Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-02T19:43:04.702Z" } } ] } }