PT-2026-20824 · Cdome+1 · Comodo Dome Firewall+1

Ozer Goker · Published 2026-02-19 · Updated 2026-02-19 · CVE-2019-25421

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Comodo Dome Firewall version 2.7.0

Description Cross-site scripting issues allow attackers to inject malicious scripts via the "/policyfw" endpoint. By submitting POST requests containing JavaScript payloads in the mac, target, and remark parameters, attackers can execute arbitrary code in administrator browsers or store persistent scripts within the application.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability. Avoid using the mac, target, and remark parameters in the "/policyfw" endpoint until the issue is resolved.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2019-25421

Affected Products

Comodo Dome Firewall

Dome Firewall

References · 6

• 🔥 https://exploit-db.com/exploits/46408 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-25421 · Security Note
• https://osv.dev/vulnerability/CVE-2019-25421 · Vendor Advisory
• https://cdome.comodo.com/firewall · Note
• https://vulncheck.com/advisories/comodo-dome-firewall-cross-site-scripting-via-policyfw · Note
• https://secure.comodo.com/home/purchase.php?pid=106&license=try&track=9278&af=9278 · Note