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CVE-2025-59689

6.1 mediumKEVEPSS 2.0%

Medium (6.1) in Libraesva Email Security Gateway. In CISA KEV since 2025-09-29. EPSS 2.0% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.1 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
2.0% chance of exploitation in the next 30 days; higher than 80% of CVEs (scores of 2026-10-31)
CISA KEV
listed 2025-09-29, due 2025-10-20
CWE
CWE-77
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON