high7.2
CVE-2026-13722
WatchGuard Fireware OS contains a firmware validation bypass when processing a backup image via the backup/restore feature.
Impact
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 products
| Vendor | Product | Affected versions |
|---|---|---|
| Watchguard | Fireware | from 2025.1 before 2026.2.1 from 12.5 through 12.5.18 from 12.0 before 12.12.1 from 11.0.0 before 11.12.4 Version 11.12.4 |