Live › vulnerability › CVE-2025-59689
Go to dashboardLibraesva Email Security Gateway contains a command injection flaw triggered by a compressed email attachment. An attacker who sends a crafted attachment can run operating system commands on the gateway.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 5h before NVD. All times on this page are UTC.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| libraesva email security gateway | vendor | >= 4.5, < 5.0.31 | 5.0.31 |
| libraesva email security gateway | vendor | >= 5.1.0, < 5.1.20 | 5.1.20 |
| libraesva email security gateway | vendor | >= 5.2.0, < 5.2.31 | 5.2.31 |
| libraesva email security gateway | vendor | >= 5.3.0, < 5.3.16 | 5.3.16 |
| libraesva email security gateway | vendor | >= 5.4.0, < 5.4.8 | 5.4.8 |
| libraesva email security gateway | vendor | >= 5.5.0, < 5.5.7 | 5.5.7 |
| Libraesva Email Security Gateway | vendor | – | – |
Unknown from the sources.
Apply the mitigations from the vendor per CISA guidance; the sources do not name a fixed version.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Libraesva ESG 4.5 through 5.5.x before 5.5.7 allows command injection via a compressed e-mail attachment. For ESG 5.0 a fix has been released in 5.0.31. For ESG 5.1 a fix has been released in 5.1.20. For ESG 5.2 a fix has been released in 5.2.31. For ESG 5.4 a fix has been released in 5.4.8. For ESG 5.5. a fix has been released in 5.5.7.
This page as .md · .json · in your agent: get_signal("CVE-2025-59689")
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