CVE-2026-1498
High
Description
An LDAP Injection vulnerability in WatchGuard Fireware OS may allow a remote unauthenticated attacker to retrieve sensitive information from a connected LDAP authentication server through an exposed authentication or management web interface. This vulnerability may also allow a remote attacker to authenticate as an LDAP user with a partial identifier if they additionally have that user's valid passphrase.
SeverityHigh
CVSS7.0
Exploit probability—
ProductFireware OS
PublishedJan 30, 2026
First seenJan 30, 2026
Weakness typeCWE-90CWE-90
How to fix
Update
- WatchGuard Fireware OS2026.1, 12.11.7, 12.5.16 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| WatchGuard Fireware OS | 2025.1 ≤ v < 2026.1, 12.0 ≤ v < 12.11.7, 12.0 ≤ v < 12.5.16 | 2026.1, 12.11.7, 12.5.16 |
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