Firebox and Fireware OS
CVE-2025-2781: WatchGuard Mobile VPN with SSL Local Privilege Escalation via Non-Standard Installation Directory
The WatchGuard Mobile VPN with SSL Client on Windows does not properly configure directory permissions when installed in a non-default directory.
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 |
|---|---|
| Mobile VPN with SSL Client 11.0 | 12.11.2 or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
The WatchGuard Mobile VPN with SSL Client on Windows does not properly configure directory permissions when installed in a non-default directory. This could allow an authenticated local attacker to escalate to SYSTEM privileges on a vulnerable system.
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.