CVE-2019-25430

Comodo Dome Firewall 2.7.0 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by submitting crafted input to the username parameter. Attackers can send POST requests to the vpn_users endpoint with script payloads in the username field to execute arbitrary JavaScript in victim browsers.

CVSS v3 6.1 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://cdome.comodo.com/firewall/	Product
https://secure.comodo.com/home/purchase.php?pid=106&license=try&track=9278&af=9278	Not Applicable
https://www.exploit-db.com/exploits/46408	Exploit Third Party Advisory
https://www.vulncheck.com/advisories/comodo-dome-firewall-reflected-cross-site-scripting-via-vpnusers	Broken Link

Configurations

Configuration 1 (hide)

cpe:2.3:a:comodo:dome_firewall:2.7.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-02-19 13:16

Updated : 2026-06-17 02:32

NVD link : CVE-2019-25430

Mitre link : CVE-2019-25430

CVE.ORG link : CVE-2019-25430

JSON object : View

Products Affected

comodo

dome_firewall

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

{"id": "CVE-2019-25430", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2019-25430", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-02-19T15:36:33.206253Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.1, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "ACTIVE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "LOW", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "disclosure@vulncheck.com", "affectedData": [{"vendor": "Comodo", "product": "Comodo Dome Firewall", "versions": [{"status": "affected", "version": "2.7.0"}]}]}], "published": "2026-02-19T13:16:18.327", "references": [{"url": "https://cdome.comodo.com/firewall/", "tags": ["Product"], "source": "disclosure@vulncheck.com"}, {"url": "https://secure.comodo.com/home/purchase.php?pid=106&license=try&track=9278&af=9278", "tags": ["Not Applicable"], "source": "disclosure@vulncheck.com"}, {"url": "https://www.exploit-db.com/exploits/46408", "tags": ["Exploit", "Third Party Advisory"], "source": "disclosure@vulncheck.com"}, {"url": "https://www.vulncheck.com/advisories/comodo-dome-firewall-reflected-cross-site-scripting-via-vpnusers", "tags": ["Broken Link"], "source": "disclosure@vulncheck.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "Comodo Dome Firewall 2.7.0 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by submitting crafted input to the username parameter. Attackers can send POST requests to the vpn_users endpoint with script payloads in the username field to execute arbitrary JavaScript in victim browsers."}, {"lang": "es", "value": "Comodo Dome Cortafuegos 2.7.0 contiene una vulnerabilidad de cross-site scripting reflejada que permite a atacantes no autenticados inyectar scripts maliciosos al enviar entrada manipulada al par\u00e1metro username. Los atacantes pueden enviar solicitudes POST al endpoint vpn_users con cargas \u00fatiles de script en el campo username para ejecutar JavaScript arbitrario en los navegadores de las v\u00edctimas."}], "lastModified": "2026-06-17T02:32:21.197", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:comodo:dome_firewall:2.7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7776D4AD-4BB9-4C35-9DDC-39DCD02BF40C"}], "operator": "OR"}]}], "sourceIdentifier": "disclosure@vulncheck.com"}