CVE-2026-13722
8.6
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Summary
WatchGuard Fireware OS contains a firmware validation bypass when processing a backup image via the backup/restore feature. An authenticated administrator can exploit this vulnerability to install a tampered firmware image.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| WatchGuard | Fireware OS | 2025.1 < 2026.2.1 | affected |
| WatchGuard | Fireware OS | 12.0 < 12.12.1 | affected |
| WatchGuard | Fireware OS | 11.0 <= 11.12.4+541730 | affected |
| WatchGuard | Fireware OS | 12.0 < * | affected |
Weaknesses
- CWE-347: CWE-347
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
References
- https://psirt.watchguard.com/CVE-2026-13722
- https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00022
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