CVE-2026-13079

WatchGuard Mobile VPN with SSL Windows Client Local Privilege Escalation

Published Jul 2, 2026 CVSS 4.0 · 7.3 High EPSS < 1% KEV · Not listed
Description
A local privilege escalation vulnerability in the WatchGuard Mobile VPN with SSL client for Windows allows a local attacker to escalate their privileges to NT AUTHORITY\SYSTEM on the machine where the client is installed.

This issue affects the Mobile VPN with SSL client for Windows up to and including 2026.2.

Remediation

Vendor Solution

Mobile VPN with SSL Client 2026.2.1

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Watchguard mobile Vpn With Ssl Client
CPEs cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:12.0
cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:2025.1
cpe:2.3:a:watchguard:mobile_vpn_with_ssl_client:*:*:*:*:*:*:*:*
Vendors & Products Watchguard mobile Vpn With Ssl Client
References
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A local privilege escalation vulnerability in the WatchGuard Mobile VPN with SSL client for Windows allows a local attacker to escalate their privileges to NT AUTHORITY\SYSTEM on the machine where the client is installed. This issue affects the Mobile VPN with SSL client for Windows up to and including 2026.2.
Title WatchGuard Mobile VPN with SSL Windows Client Local Privilege Escalation
First Time appeared Watchguard
Watchguard fireware Os
Weaknesses CWE-732
CPEs cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:12.0
cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:2025.1
Vendors & Products Watchguard
Watchguard fireware Os
References
Metrics cvssV4_0

{'score': 7.3, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
WatchGuard
Published
Updated
Aug 27, 2026, 8:21 PM
Reserved
Jun 23, 2026, 6:02 PM
Status
Modified
Published
Jul 3, 2026, 12:16 AM
Modified
Oct 25, 2026, 9:10 PM