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MEDIUM

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

Published Feb 16, 2026

Description

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 submitting crafted input to the ipblock.cgi endpoint. Attackers can inject script tags through the SRC_IP and COMMENT parameters in POST requests to execute arbitrary JavaScript in users' browsers.

Affected products

Remediation

No remediation recorded yet.

References (3)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner VulnCheck
Published Feb 16, 2026
Updated Mar 5, 2026
Reserved Feb 16, 2026
CISA Vulnrichment
Updated Feb 17, 2026
NVD
Status Analyzed
Modified Jun 17, 2026
Red Hat
Severity n/a
Public date n/a