Watchguard Vulnerabilities
Comprehensive security vulnerability database for Watchguard products
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Severity Distribution
| Description | Vendor / Product | Exploit Status | |||
|---|---|---|---|---|---|
| CVE-2026-3344 | 6.9 | An attacker can exploit a flaw in WatchGuard Fireware OS to bypass security checks on the system's files, allowing them to install a malicious firmware update that can maintain limited control over the device. This vulnerability affects specific versions of Fireware OS and requires the attacker to craft a specially designed firmware package to take advantage of it. | watchguardfireware | Exploit Available | about 1 month agoMar 3, 2026 |
| CVE-2026-3343 | 5.1 | An attacker can trick an authenticated management user of Fireware OS into executing harmful JavaScript by clicking on a specially crafted link, potentially compromising their session or stealing sensitive information. This vulnerability affects specific versions of Fireware OS and requires the user to be logged in to the management interface when they click the link. | watchguardfireware | Exploit Available | about 1 month agoMar 3, 2026 |
| CVE-2026-3342 | 8.6 | This vulnerability allows an attacker with administrative access to the WatchGuard Fireware OS to run any code they want with full control over the system. It affects specific versions of the software and requires the attacker to be logged in as a privileged administrator to exploit it. | watchguardfireware | Exploit Available | about 1 month agoMar 3, 2026 |
About Watchguard Security
This page tracks all publicly disclosed security vulnerabilities (CVEs) affecting Watchguard products. Our database is updated in real-time from the National Vulnerability Database (NVD) and enriched with exploit information from GitHub and other security research sources.
Each CVE listing includes CVSS severity scores, exploit availability status, AI-powered vulnerability summaries, and links to official patches and security advisories.