Description
An Out-of-bounds Write vulnerability in WatchGuard Fireware OS may allow an authenticated privileged administrator to execute arbitrary code with root permissions via an exposed management interface. This vulnerability affects Fireware OS 11.9 up to and including 11.12.4_Update1, 12.0 up to and including 12.11.7 and 2025.1 up to and including 2026.1.1.
References (2)
Core 2
Core References
Vendor Advisory
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-0003
Vendor Advisory
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00003
Scores
CVSS v3
7.2
EPSS
0.0076
EPSS Percentile
50.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-787
Status
published
Products (1)
watchguard/fireware
12.5 - 12.5.17
Published
Mar 03, 2026
Tracked Since
Mar 03, 2026