CVE-2025-12026
High
Description
An Out-of-bounds Write vulnerability in WatchGuard Fireware OS’s certificate request command could allow an authenticated privileged user to execute arbitrary code via specially crafted CLI commands.
SeverityHigh
CVSS7.2
Exploit probability—
ProductWatchguard Fireware
PublishedDec 4, 2025
First seenDec 4, 2025
Weakness typeCWE-787Out-of-bounds write
How to fix
Update
- watchguard fireware2025.1.3, 12.11.5, 12.5.14 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| watchguard fireware | 2025.1 ≤ v < 2025.1.3, 12.0.0 ≤ v < 12.11.5, 12.5 ≤ v < 12.5.14 | 2025.1.3, 12.11.5, 12.5.14 |
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