Comodo Dome Firewall 2.7.0 contains a reflected cross-site scripting vulnerability that allows attackers to inject malicious scripts by submitting unsanitized input to the EXCEPTIONSITELIST parameter. Attackers can craft POST requests to the https_exceptions endpoint with script payloads to execute arbitrary JavaScript in users' browsers and steal session data.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00031.

Exploitation poc

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Cdome Comodo Dome Firewall affected
Version Status Constraints
2.7.0 affected —

No data.

No data.

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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://cdome.comodo.com/firewall/ cve-icon cve-icon
https://secure.comodo.com/home/purchase.php?pid=106&license=try&track=9278&af=9278 cve-icon cve-icon
https://www.exploit-db.com/exploits/46408 cve-icon cve-icon
https://www.vulncheck.com/advisories/comodo-dome-firewall-reflected-cross-site-scripting-via-httpsexceptions cve-icon cve-icon
History

Fri, 20 Feb 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Cdome
Cdome comodo Dome Firewall
Vendors & Products Cdome
Cdome comodo Dome Firewall

Thu, 19 Feb 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 19 Feb 2026 12:30:00 +0000

Type Values Removed Values Added
Description Comodo Dome Firewall 2.7.0 contains a reflected cross-site scripting vulnerability that allows attackers to inject malicious scripts by submitting unsanitized input to the EXCEPTIONSITELIST parameter. Attackers can craft POST requests to the https_exceptions endpoint with script payloads to execute arbitrary JavaScript in users' browsers and steal session data.
Title Comodo Dome Firewall 2.7.0 Reflected Cross-Site Scripting via https_exceptions
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-02-19T16:24:52.746Z

Reserved: 2026-02-18T22:40:19.607Z

Link: CVE-2019-25424

cve-icon Vulnrichment

Updated: 2026-02-19T16:24:19.896Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-02-19T13:16:17.147

Modified: 2026-02-19T15:52:39.260

Link: CVE-2019-25424

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-20T10:06:51Z

Weaknesses