Unrated severityNVD Advisory· Published Feb 16, 2026· Updated Mar 5, 2026
Smoothwall Express 3.1 'interfaces.cgi' Cross-Site Scripting
CVE-2019-25390
Description
Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains multiple reflected cross-site scripting vulnerabilities in the interfaces.cgi script that allow attackers to inject malicious scripts through multiple parameters including GREEN_ADDRESS, GREEN_NETMASK, RED_DHCP_HOSTNAME, RED_ADDRESS, DNS1_OVERRIDE, DNS2_OVERRIDE, RED_MAC, RED_NETMASK, DEFAULT_GATEWAY, DNS1, and DNS2. Attackers can craft POST requests to interfaces.cgi with script payloads in these parameters to execute arbitrary JavaScript in the context of authenticated administrator sessions.
Affected products
2- Smoothwall/Smoothwall Expressv5Range: 3.1
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- www.exploit-db.com/exploits/46333mitreexploit
- www.vulncheck.com/advisories/smoothwall-express-interfacescgi-cross-site-scriptmitrethird-party-advisory
- www.smoothwall.orgmitreproduct
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