Firebox and Fireware OS
CVE-2026-1498: WatchGuard Firebox LDAP Injection
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.
Published
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| Fireware OS (Default) 2025.1 | 2026.1 or later |
| Fireware OS (Default) 12.0 | 12.11.7 or later |
| Fireware OS (T15/T35) 12.0 | 12.5.16 or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
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.
Exploitation
WatchGuard is not aware of any exploitation of this vulnerability in the wild.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.