CVE-2019-25426

low-risk
Published 2026-02-19

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 dnsmasq endpoint. Attackers can send POST requests with script payloads in the TRANSPARENT_SOURCE_BYPASS or TRANSPARENT_DESTINATION_BYPASS parameters to execute arbitrary JavaScript in users' browsers.

Do I need to act?

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0.05% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Comodo

References (4)

Product https://cdome.comodo.com/firewall/
Not Applicable https://secure.comodo.com/home/purchase.php?pid=106&license=try&track=9278&af=92...
Exploit https://www.exploit-db.com/exploits/46408
Third Party Advisory https://www.vulncheck.com/advisories/comodo-dome-firewall-cross-site-scripting-v...
28
/ 100
low-risk
Severity 23/34 · High
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal