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Medium · 6.1 CVE-2019-25384 EUVD-2019-19615GHSA-8rwp-96c5-q3v5

Smoothwall Express 3.1 'portfw.cgi' Cross-Site Scripting

Published Feb 16, 2026 · Updated Mar 5, 2026 · Assigned by VulnCheck

Description

Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains multiple reflected cross-site scripting vulnerabilities in the portfw.cgi script that allow attackers to inject malicious scripts through unvalidated parameters. Attackers can submit POST requests with script payloads in the EXT, SRC_PORT_SEL, SRC_PORT, DEST_IP, DEST_PORT_SEL, or COMMENT parameters to execute arbitrary JavaScript in users' browsers.

Affected products

VendorProductAffectedFixed
Smoothwall Smoothwall Express 3.1 —

References