CVE-2025-59689—Libraesva Email Security Gateway Command Injection Vulnerability

Vulnerability Name

Libraesva Email Security Gateway Command Injection Vulnerability

Description

Libraesva Email Security Gateway (ESG) contains a command injection vulnerability which allows command injection via a compressed e-mail attachment.

Known To Be Used in Ransomware Campaigns?

Ransomware Status:

Unknown

Action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Additional Notes

• https://docs.libraesva.com/knowledgebase/security-advisory-command-injection-vulnerability-cve-2025-59689/
• https://nvd.nist.gov/vuln/detail/CVE-2025-59689

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Related Weaknesses

• CWE-77