How to fix CVE-2019-25417?

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-2019-25417?

Organizations using Comodo Dome Firewall 2.7.0 should be aware of moderate risk from CVE-2019-25417, 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-2019-25417

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 - 17:18 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 submitting crafted input to the protocol parameter. Attackers can send POST requests to the QoS rules management endpoint with JavaScript payloads in the protocol parameter to execute arbitrary code in administrator browsers.

Analysis

Technical Context

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects the protocol 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 submitting crafted input to the protocol parameter. Attackers can send POST requests to the QoS rules management endpoint with JavaScript payloads in the protocol parameter to execute arbitrary code in administrator browsers.

Affected Products

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

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-2019-25417 vulnerability details – vuln.today

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CVE-2019-25417

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CVE-2019-25417

CVSS Vector

Lifecycle Timeline

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Description

Analysis

Technical Context

Affected Products

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External POC / Exploit Code