CVE-2026-116606 KEV
?
unscored · CVSS · EPSS 1.6% (pctl 76)
Patch first
On CISA KEV — known exploited in the wild, due 2026-11-13.
Description
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.
Scoring
| CVSS | unscored |
|---|---|
| EPSS | 1.6% — more likely to be exploited than 76% of all CVEs |
| Weakness | CWE-288 |
| On CISA KEV | yes — remediate by 2026-11-13 |
| Public exploit | none known |
| Published | 2026-11-02 |
| Last modified | 2026-11-10 |
CISA KEV
| Name | Barracuda Networks Email Security Gateway (ESG) Authentication Bypass Using an Alternate Path or Channel Vulnerability |
|---|---|
| Added | 2026-11-10 |
| Due | 2026-11-13 |
| Vendor / product | Barracuda Networks / Barracuda Email Security Gateway (ESG) |
| Ransomware use | none reported |
References
→ the Explorer · watch your stack · NVD