CVE-2019-25389: Smoothwall Express

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by manipulating the MACHINES parameter. Attackers can craft requests to the timedaccess.cgi endpoint with script payloads in the MACHINES parameter to execute arbitrary JavaScript in users' browsers.

Affected products

• Smoothwall Smoothwall Express: version 3.1 only

Published 2026-02-16. Last modified 2026-06-17.