How to fix CVE-2019-25409?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Is Dome Firewall affected by CVE-2019-25409?

Organizations using Comodo Dome Firewall 2.7.0 should be aware of moderate risk from CVE-2019-25409, a cross-site scripting vulnerability rated CVSS 6.1. Attackers could inject scripts to steal sessions or perform actions as authenticated users. Proof-of-concept code is publicly available.

CVE-2019-25409

MEDIUM

2026-02-19 [email protected]

6.1

CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:03 vuln.today

PoC Detected

Feb 20, 2026 - 15:34 vuln.today

Public exploit code

CVE Published

Feb 19, 2026 - 13:16 nvd

MEDIUM 6.1

Description

Comodo Dome Firewall 2.7.0 contains a reflected cross-site scripting vulnerability that allows attackers to inject malicious scripts by manipulating the destination parameter. Attackers can send POST requests to the routing endpoint with script payloads in the destination parameter to execute arbitrary JavaScript in users' browsers.

Analysis

Comodo Dome Firewall 2.7.0 contains a reflected cross-site scripting vulnerability that allows attackers to inject malicious scripts by manipulating the destination parameter. [CVSS 6.1 MEDIUM]

Technical Context

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects the destination component of Dome Firewall. Comodo Dome Firewall 2.7.0 contains a reflected cross-site scripting vulnerability that allows attackers to inject malicious scripts by manipulating the destination parameter. Attackers can send POST requests to the routing endpoint with script payloads in the destination parameter to execute arbitrary JavaScript in users' browsers.

Affected Products

Vendor: Comodo. Product: Dome Firewall. Component: destination.

Remediation

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.0

CVSS: +30

POC: +20

CVE-2019-25409 vulnerability details – vuln.today

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CVE-2019-25409

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CVE-2019-25409

CVSS Vector

Lifecycle Timeline

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Description

Analysis

Technical Context

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External POC / Exploit Code