VULNERABILITY INTELLIGENCE

CVE-2026-26352

CVSS score5.4 MEDIUM
EPSS probability0.14%
CISA KEVNot currently listed
Published2026-03-30
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

Smoothwall Express versions prior to 3.1 Update 13 contain a stored cross-site scripting vulnerability in the /cgi-bin/vpnmain.cgi script due to improper sanitation of the VPN_IP parameter. Authenticated attackers can inject arbitrary JavaScript through VPN configuration settings that executes when the affected page is viewed by other users.

Weakness classification

  • disclosure@vulncheck.com: CWE-79

Primary references