CVE-2026-13722

published 2026-07-03

CVE-2026-13722: WatchGuard Fireware OS contains a firmware validation bypass when processing a backup image via the backup/restore feature. An authenticated administrator can…

Priority P3 46 high 7.2 CVSS 3.1

AV N AC L PR H UI N S U C H I H A H

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

11 ranges

Vendor	Product	Version range	Fixed in
watchguard	fireware	—	—
watchguard	fireware	—	—
watchguard	fireware	>= 11.0.0 < 11.12.4	11.12.4
watchguard	fireware	>= 12.0 < 12.12.1	12.12.1
watchguard	fireware	12.5 – 12.5.18	—
watchguard	fireware	>= 2025.1 < 2026.2.1	2026.2.1
watchguard	fireware_os	11.0 – 11.12.4+541730	—
watchguard	fireware_os	>= 12.0 < 12.12.1	12.12.1
watchguard	fireware_os	>= 12.0 < 12.11.9	12.11.9
watchguard	fireware_os	>= 12.0 < *	*
watchguard	fireware_os	>= 2025.1 < 2026.2.1	2026.2.1

CVSS provenance

nvd v3.1 7.2 HIGH CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

nvd v4.0 8.6 HIGH 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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CWE-347