Is CVE-2019-25403 actively exploited?

No active exploitation of CVE-2019-25403 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-25403 be exploited remotely?

Yes. CVE-2019-25403 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-25403?

CVE-2019-25403 has a CVSS score of 6.4 (MEDIUM) and an EPSS exploitation probability of 0.03%.

HOME VULNERABILITIESCVE-2019-25403

MEDIUM

CVE-2019-25403

CWE-79Published: February 19, 2026· Updated: Feb 20, 2026

6.4

CVSS v3.1

EPSS:0.03%probability of exploitation in 30 daysPercentile:8.7th

Official Description

Comodo Dome Firewall 2.7.0 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by submitting crafted input to the comment parameter. Attackers can inject JavaScript code through the admin_profiles endpoint that executes in the browsers of other users who view the affected page.

NVD Source

Technical Analysis

CVE-2019-25403 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.