CVE-2025-34175 Netgate pfSense CE Suricata package v7.0.8_2 Reflected Cross-Site Scripting

Medium 5.1 Published 9 Sep 2025 Updated 14 Jul 2026

Authenticated attackers can execute arbitrary scripts in victim browsers via unsanitized input in the Suricata file check interface.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2025-34175?

CVE-2025-34175 is a medium-severity cross-site scripting vulnerability in Netgate pfSense CE, published on 9 Sep 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

In pfSense CE /usr/local/www/suricata/suricata_filecheck.php, the value of the filehash parameter is directly displayed without sanitizing for HTML-related characters/strings. This can result in reflected cross-site scripting if the victim is authenticated.

Weakness: CWE-79

Which versions are affected by CVE-2025-34175?

It affects 1 product.

Products include Pfsense Pfsense.

How do I fix CVE-2025-34175?

No fix has been published for CVE-2025-34175 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2025-34175 being exploited?

There is no known exploitation of CVE-2025-34175 in the wild and no public exploit code.

Sources

Also known as GHSA-qp2j-287f-6vvg.