CVE-2019-25405 Comodo Dome Firewall 2.7.0 Stored Cross-Site Scripting via license_activation

Medium 5.3 Published 19 Feb 2026 Updated 2 Mar 2026

Attackers can inject malicious scripts via the license activation field, potentially compromising administrator sessions in Comodo Dome Firewall.

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-2019-25405?

CVE-2019-25405 is a medium-severity cross-site scripting vulnerability in Comodo Dome Firewall, published on 19 Feb 2026. 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

Comodo Dome Firewall 2.7.0 contains a stored cross-site scripting vulnerability that allows attackers to inject malicious scripts by submitting crafted input to the newLicense parameter. Attackers can send POST requests to the license activation endpoint with script payloads in the newLicense field to execute arbitrary JavaScript in administrators' browsers.

Weakness: CWE-79

Which versions are affected by CVE-2019-25405?

It affects 1 product.

Products include Comodo Dome Firewall.

How do I fix CVE-2019-25405?

No fix has been published for CVE-2019-25405 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-2019-25405 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25405 exists.

Sources

Also known as GHSA-p6xr-26h9-q79c.