CVE detail

CVE-2025-20393 — Cisco Multiple Products Improper Input Validation Vulnerability

Published 2025-12-17 · Modified 2025-12-17 · Source kev

HIGH

severity

CVSS-derived band

n/a

CVSS v3

0–10 scale

0.2951

EPSS probability

exploitation probability, 30d

98.0%

EPSS percentile

percentile vs all CVEs

LISTED

CISA KEV

due 2025-12-24

Description

Cisco Secure Email Gateway, Secure Email, AsyncOS Software, and Web Manager appliances contains an improper input validation vulnerability that allows threat actors to execute arbitrary commands with root privileges on the underlying operating system of an affected appliance.

Remediation

No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.