Description

Endian Firewall version 3.3.25 and prior allow stored cross-site scripting (XSS) via the REMARK parameter to /cgi-bin/openvpnclient.cgi. An authenticated attacker can inject arbitrary JavaScript that is stored and executed when other users view the affected page.

INFO

Published Date :

2026-04-02T14:46:10.854Z

Last Modified :

2026-04-02T15:27:40.560Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2026-34819 vulnerability.

Vendors Products
Endian
  • Firewall
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-34819.

URL Resource
https://help.endian.com/hc/en-us/sections/360004371358-Community cve-icon cve-icon
https://www.vulncheck.com/advisories/endian-firewall-cgi-bin-openvpnclient-cgi-remark-stored-cross-site-scripting cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact