What’s Vulnerable › Vulnerabilities

CVE-2025-1910: WatchGuard Mobile VPN with SSL Local Privilege Escalation via Update Package

• Severity: medium (CVSS 6.3 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-04 · updated 2026-09-25
• Weakness: CWE-77

Description

The WatchGuard Mobile VPN with SSL Client on Windows allows a locally authenticated non-administrative Windows user to escalate their privileges to NT AUTHORITY/SYSTEM on the Windows machine where the VPN Client is installed.

Affected products

• WatchGuard Mobile VPN with SSL Client: from 11.0 before 12.11.3 — fixed in 12.11.3

How to fix

Upgrade to a fixed version: WatchGuard Mobile VPN with SSL Client 12.11.3. Check the vendor advisory for mitigations.

References

• https://psirt.watchguard.com/CVE-2025-1910
• https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00008

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