CVE-2026-3344
6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Summary
A vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS filesystem integrity check and maintain limited persistence via a maliciously-crafted firmware update package.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| WatchGuard | Fireware OS | 2025.1 < 2026.1.2 | affected |
| WatchGuard | Fireware OS | 12.0 < 12.11.8 | affected |
| WatchGuard | Fireware OS | 12.0 < 12.5.17 | affected |
Weaknesses
- CWE-440: CWE-440
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://psirt.watchguard.com/CVE-2026-3344
- https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00005
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