WatchGuard
4 WatchGuard flaws are on CISA's list of vulnerabilities attackers have used, 0 of them added in 2026. CISA says 1 is known to be used by ransomware. The latest was added Dec 19, 2025.
4on CISA's list, all time
0added in 2026
0in the last 90 days
1used by ransomware
1zero-days, all time
Exploited flaws added each year
Most-hit products
| Product | Exploited flaws | Most recent |
|---|---|---|
| Firebox | 2 | Dec 19, 2025 |
| Firebox and XTM | 1 | Apr 11, 2022 |
| Firebox and XTM Appliances | 1 | Mar 25, 2022 |
Latest WatchGuard flaws
- FireboxWatchGuard Firebox Out of Bounds Write Vulnerability
- FireboxWatchGuard Firebox Out-of-Bounds Write Vulnerability
- Firebox and XTMWatchGuard Firebox and XTM Privilege Escalation Vulnerability
- Firebox and XTM AppliancesWatchGuard Firebox and XTM Appliances Arbitrary Code Execution
Counts come from CISA's Known Exploited Vulnerabilities catalog, which lists flaws with reliable evidence of real attacks. A higher count often reflects how widely a vendor's products are used and targeted, not only how secure they are.