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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 exploiting insufficient input validation. Attackers can submit POST requests to the smoothinfo.cgi endpoint with script payloads in the WRAP or SECTIONTITLE parameters to execute arbitrary JavaScript in victim browsers.

PUBLISHED Reserved 2026-02-16 | Published 2026-02-16 | Updated 2026-02-17 | Assigner VulnCheck




MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
MEDIUM: 6.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Problem types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

3.1
affected

Credits

Ozer Goker finder

References

www.exploit-db.com/exploits/46333 (ExploitDB-46333) exploit

www.smoothwall.org (Smoothwall Official Vendor Homepage) product

www.vulncheck.com/...express-smoothinfocgi-cross-site-script (VulnCheck Advisory: Smoothwall Express 3.1 'smoothinfo.cgi' Cross-Site Scripting) third-party-advisory

cve.org (CVE-2019-25393)

nvd.nist.gov (CVE-2019-25393)

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