CVE-2026-13722: WatchGuard Firebox Firmware Image Validation Bypass in WatchGuard Fireware OS
WatchGuard · Fireware OS
Vendor fix available · Affected: WatchGuard Fireware OS · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 26% of scored CVEs
DescriptionCVE.org
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 products3
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- WatchGuard · Fireware OSfrom 2025.1 before 2026.2.1; from 12.0 before 12.12.1; from 11.0 up to and including 11.12.4+541730
- WatchGuard · Fireware OSfrom 12.0 before 12.11.9
- WatchGuard · Fireware OS12.0
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- WatchGuard
- Published
- July 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-13722 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.