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CVE-2025-59689: Libraesva Email Security Gateway Command Injection Vulnerability
Libraesva Email Security Gateway · in CISA KEV since 2025-09-29
2025-09-29added to KEV
2025-10-20federal remediation due date
1.86%EPSS exploit probability (30 days) 78.4th percentile
6.1 MEDIUMCVSS 3.1
Unknownknown ransomware use
10days from NVD publication to KEV
What it is
Libraesva Email Security Gateway (ESG) contains a command injection vulnerability which allows command injection via a compressed e-mail attachment.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| CWE | CWE-77 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD published | 2025-09-19 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2025-59689.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.
Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.