What’s Vulnerable › Vulnerabilities

CVE-2019-25379: Smoothwall Express 3.1 'urlfilter.cgi' Cross-Site Scripting

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-02-16 · updated 2026-06-17
• Weakness: CWE-79

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.

Affected products

• Smoothwall Express: 3.1-sp4

References

• http://www.smoothwall.org
• https://www.exploit-db.com/exploits/46333
• https://www.vulncheck.com/advisories/smoothwall-express-urlfiltercgi-cross-site-scripti

Get alerted when CVE-2019-25379 or the next vulnerability affects your stack