Description
Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains multiple reflected cross-site scripting vulnerabilities in the hosts.cgi script that allow attackers to inject malicious scripts through unvalidated parameters. Attackers can submit POST requests to the hosts.cgi endpoint with script payloads in the IP, HOSTNAME, or COMMENT parameters to execute arbitrary JavaScript in users' browsers.
Exploits (1)
References (3)
Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/46333
Various Sources product
http://www.smoothwall.org
Third Party Advisory third-party-advisory
https://www.vulncheck.com/advisories/smoothwall-express-hostscgi-cross-site-scripting
Scores
CVSS v3
6.1
EPSS
0.0004
EPSS Percentile
12.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (1)
smoothwall/smoothwall_express
3.1 sp4
Published
Feb 16, 2026
Tracked Since
Feb 18, 2026