CVE-2026-13053
WatchGuard Firebox Authenticated Out of Bounds Write in Management CLI Command Handler
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
An Out-of-bounds Write vulnerability in WatchGuard Fireware OS's CLI could allow an authenticated privileged user to execute arbitrary code via a specially crafted CLI command. This vulnerability affects Fireware OS 11.0 up to and including 11.12.4_Update1, 12.0 up to and including 12.12 and 2025.1 up to and including 2026.2.
| CWE | CWE-787 |
| Vendor | watchguard |
| Product | fireware os |
| Published | Jul 2, 2026 |
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Affected Versions
WatchGuard / Fireware OS
11.0 ≤ 11.12.4+541730 12.0 ≤ 12.12 12.5 ≤ 12.5.18 2025.1 ≤ 2026.2
References
Credits
Nicholas Zubrisky (@NZubrisky) of TrendAI Research