CVE-2026-34791

High

Description

Endian Firewall version 3.3.25 and prior allow authenticated users to execute arbitrary OS commands via the DATE parameter to /cgi-bin/logs_proxy.cgi. The DATE parameter value is used to construct a file path that is passed to a Perl open() call, which allows command injection due to an incomplete regular expression validation.

SeverityHigh

CVSS8.8

Exploit probability—

ProductEndian Firewall Community

PublishedApr 2, 2026

First seenApr 2, 2026

Weakness typeCWE-78OS command injection

How to fix

Vendor advisories

help.endian.com/hc/en-us/sections/360004371358-Community

Affected products

Product	Affected versions	Fixed in
endian firewall_community	v ≤ 3.3.25	—

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