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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 manipulating the MACHINES parameter. Attackers can craft requests to the timedaccess.cgi endpoint with script payloads in the MACHINES parameter to execute arbitrary JavaScript in users' 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-timedaccesscgi-cross-site-scrip (VulnCheck Advisory: Smoothwall Express 3.1 'timedaccess.cgi' Cross-Site Scripting) third-party-advisory

cve.org (CVE-2019-25389)

nvd.nist.gov (CVE-2019-25389)

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