Unrated severityNVD Advisory· Published Feb 16, 2026· Updated Mar 5, 2026
Smoothwall Express 3.1 'urlfilter.cgi' Cross-Site Scripting
CVE-2019-25379
Description
Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains stored and reflected cross-site scripting vulnerabilities in the urlfilter.cgi endpoint that allow attackers to inject malicious scripts. Attackers can submit POST requests with script payloads in the REDIRECT_PAGE or CHILDREN parameters to execute arbitrary JavaScript in user browsers.
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Affected products
2- Range: = 3.1-SP4-polar-x86_64-update9
- Range: 3.1
Patches
Vulnerability mechanics
References
3- www.exploit-db.com/exploits/46333mitreexploit
- www.vulncheck.com/advisories/smoothwall-express-urlfiltercgi-cross-site-scriptimitrethird-party-advisory
- www.smoothwall.orgmitreproduct
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