{"id":"CVE-2026-116606","title":"Authentication Bypass Allows Global Configuration Restore in Barracuda Email Security Gateway","summary":"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 …","severity":"critical","cvss":9.3,"cvssVector":"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","cvssSource":"cna","cwe":["CWE-288"],"vendor":"Barracuda Networks","product":"Barracuda Email Security Gateway (ESG)","affected":["barracuda_email_security_gateway_esg < 9.4.0.030"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"total","timestamp":"2026-11-02T00:00:00+00:00"},"published":"2026-11-02","updated":"2026-11-03","sourceUpdated":"2026-11-03T04:55:19.015Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116606","references":[{"url":"https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0042.md"},{"url":"https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection"}],"tags":["cve.org"],"epss":0.00728,"epssPercentile":0.54301,"ingestedAt":"2026-11-05T19:30:42.892Z","slug":"CVE-2026-116606","body":"## Overview\n\nAn 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.\n\n## Affected\n\n- `barracuda_email_security_gateway_esg < 9.4.0.030`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":51,"depthScoreParts":{"impact":51.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}