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Vulnerabilities

Vulnerability · CVE-2026-111560

OS Command Injection in Barracuda Appliances

Published Nov 2, 2026 · catalog updated Nov 3, 2026 · Barracuda Networks Barracuda Email Security Gateway (ESG)

Last checked Nov 7, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-111560. EPSS is 0.47%. Act only if a listed version of Barracuda Networks Barracuda Email Security Gateway (ESG) is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High8.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.47%
Remediation
Advisory link
Affected products
vendor Barracuda Networks Barracuda Email Security Gateway (ESG) · vendor Barracuda Networks Barracuda Load Balancer Application Delivery Controller (ADC) · vendor Barracuda Networks Barracuda Message Archiver (BMA) · vendor Barracuda Networks Barracuda WAF Control Center (WCC) · vendor Barracuda Networks Barracuda Web Application Firewall (WAF) · vendor Barracuda Networks Barracuda Web Security Gateway (WSG)

Improper neutralization of shell metacharacters in the timezone configuration field in certain Barracuda appliance products using common Barracuda code allows an authenticated administrator to inject OS commands that execute with root privileges when the crafted timezone value is subsequently processed.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Barracuda Networks Barracuda Email Security Gateway (ESG)version unspecified
  • vendor Barracuda Networks Barracuda Load Balancer Application Delivery Controller (ADC)version unspecified
  • vendor Barracuda Networks Barracuda Message Archiver (BMA)version unspecified
  • vendor Barracuda Networks Barracuda WAF Control Center (WCC)version unspecified
  • vendor Barracuda Networks Barracuda Web Application Firewall (WAF)version unspecified
  • vendor Barracuda Networks Barracuda Web Security Gateway (WSG)version unspecified

How to fix CVE-2026-111560

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-111560. EPSS is 0.47%. Act only if a listed version of Barracuda Networks Barracuda Email Security Gateway (ESG) is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-78: OS Command Injection. EPSS 0.47%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Related records

Linked stories and findings that share CVE identifiers or explicit correlation edges.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 3, 2026 · CVE.org

    Updated

    Improper neutralization of shell metacharacters in the timezone configuration field in certain Barracuda appliance products using common Barracuda code allows an authenticated administrator to inject OS commands that execute with root privileges when the crafted timezone value is subsequently processed.

  2. Nov 4, 2026 · NCSC Netherlands

    Detected

    CVE-2026-111560 is listed by NCSC-2026-0465 [1.00] [M/H] Kwetsbaarheden verholpen in Barracuda Email Security Gateway.

Sources

  • BSI CERT-BundGovernment advisoryCVE-2026-111560

    Barracuda Networks Email Security Gateway und Web Application Firewall: Mehrere Schwachstellen

    wid.cert-bund.de
  • CVE.orgVulnerability recordCVE-2026-111560

    Improper neutralization of shell metacharacters in the timezone configuration field in certain Barracuda appliance products using common Barracuda code allows an authenticated administrator to inject OS commands that execute with root privileges when the crafted timezone value is

    cve.org
  • NCSC NetherlandsGovernment advisoryCVE-2026-111560

    Barracuda heeft kwetsbaarheden verholpen in Barracuda Email Security Gateway. Barracuda heeft twee kwetsbaarheden vastgesteld in verschillende Barracuda-producten: een kwetsbaarheid voor het omzeilen van autorisatiecontroles (CVE-2026-116606) en een kwetsbaarheid voor command inj

    advisories.ncsc.nl

References

Freshness

Last verified in this catalog Nov 7, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • NCSC NetherlandsNov 6, 2026
  • BSI CERT-BundNov 6, 2026
  • CVE.orgNov 4, 2026