Libraesva Email Security Gateway

What it is

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

What to do

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

Vendor notices and references

• docs.libraesva.com/knowledgebase/security-advisory-command-injection-vulnerability-cve-202
• nvd.nist.gov/vuln/detail/CVE-2025-59689

Description and required action as published by CISA. Full record at NVD.