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CVE-2026-116606

Authentication Bypass Allows Global Configuration Restore in Barracuda Email Security Gateway

CVSS 4.0 9.3 CRITICALCheck source for fixed versionsCISA KEV

Original advisory

cve-program · CVE-2026-116606

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-116606

Published

Barracuda Email Security Gateway (ESG)

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Barracuda Networks",
                    "product": "Barracuda Email Security Gateway (ESG)",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "9.4.0.030",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON