KEV Entry

CVE-2026-116606

Known Exploited Vulnerability Entry Shadowserver

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Entry Details
Confirmed Exploited

CVE-2026-116606

2026-11-12 14:53 UTC

Characteristics

93.0

Timestamps

2026-11-12

2026-11-12

2026-11-12

Scope

Affected: Barracuda Networks / Barracuda Email Security Gateway (ESG) | Class: firewall | Severity: Critical (CVSS 9.3) | IoT: no | In CISA KEV: yes | Honeypot connections on 2026-11-12: 8

References
  • {'id': 'CVE-2026-116606', 'url': 'https://www.cve.org/CVERecord?id=CVE-2026-116606'}
  • {'id': 'shadowserver', 'url': 'https://www.shadowserver.org/what-we-do/network-reporting/honeypot-exploited-vulnerabilities-report/'}

c6a556ff-ef57-4b8a-97be-fe51c447d3ed

Shadowserver
c8fb6bf1-f81f-4cb8-95b1-eadbb3b54ee8

2026-11-14 01:01 UTC

2026-11-14 01:01 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
honeypot shadowserver in_the_wild_attempts 0.70
View details 
{
  "1d": "1",
  "30d_avg": 0,
  "7d_avg": 0,
  "90d_avg": 0,
  "cisa_kev": "yes",
  "class": "firewall",
  "connections": 8,
  "feed": "Shadowserver Foundation honeypot/exploited-vulnerabilities",
  "iot": "no",
  "observation_date": "2026-11-12",
  "product": "Barracuda Email Security Gateway (ESG)",
  "type": "http-scan",
  "vendor": "Barracuda Networks",
  "vulnerability_class": "CVSS",
  "vulnerability_score": 9.3,
  "vulnerability_severity": "Critical"
}
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