Secure Cyber Vulnerability Management

30/07/2026
Zero-Day Initiative

ZDI-26-501: WatchGuard FireWare OS sigd comp_start_cb Directory Traversal Arbitrary File Creation Vulnerability

by Deepanshu Jha
This vulnerability allows remote attackers to create arbitrary files on affected installations of WatchGuard FireWare OS. Authentication is required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.2. The following CVEs are assigned: CVE-2026-13054.

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