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CVE-2026-3343

A reflected cross-site scripting (XSS) vulnerability in the Fireware OS Web UI enabled execution of malicious JavaScript in the context of an authenticated man…

Impact

A reflected cross-site scripting (XSS) vulnerability in the Fireware OS Web UI enabled execution of malicious JavaScript in the context of an authenticated management user's browser when they click on a specially crafted link.

Affected products

VendorProductAffected versions
WatchguardFireware
from 12.7 before 12.11.8
from 2025.1 before 2026.1.2

Weakness classification

References