CVE-2026-13079: CWE-732 Incorrect Permission Assignment for Critical Resource in WatchGuard Fireware OS
CVE-2026-13079 is a local privilege escalation vulnerability in the WatchGuard Mobile VPN with SSL client for Windows. It allows a local attacker to escalate privileges to NT AUTHORITY\SYSTEM on affected machines. The vulnerability affects versions 12.0 and 2025.1 of the client. The CVSS 4.0 base score is 7.3, indicating high severity. No official patch or remediation guidance is currently provided by the vendor. This issue does not affect cloud services and there are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-13079) involves incorrect permission assignment for a critical resource in the WatchGuard Mobile VPN with SSL client for Windows, enabling a local attacker with limited privileges to escalate to SYSTEM-level privileges. The affected versions explicitly include 12.0 and 2025.1. The CVSS 4.0 vector indicates local attack vector with low attack complexity, partial privileges required, no user interaction, and high impact on confidentiality, integrity, and availability. The vendor has published the vulnerability but has not yet provided an official fix or remediation instructions.
Potential Impact
Successful exploitation allows a local attacker to gain SYSTEM-level privileges on the Windows machine running the vulnerable WatchGuard Mobile VPN with SSL client. This could lead to full control over the affected system, compromising confidentiality, integrity, and availability of the host.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local access to trusted users only and monitor for suspicious activity related to privilege escalation attempts on affected systems.
CVE-2026-13079: CWE-732 Incorrect Permission Assignment for Critical Resource in WatchGuard Fireware OS
Description
CVE-2026-13079 is a local privilege escalation vulnerability in the WatchGuard Mobile VPN with SSL client for Windows. It allows a local attacker to escalate privileges to NT AUTHORITY\SYSTEM on affected machines. The vulnerability affects versions 12.0 and 2025.1 of the client. The CVSS 4.0 base score is 7.3, indicating high severity. No official patch or remediation guidance is currently provided by the vendor. This issue does not affect cloud services and there are no known exploits in the wild at this time.
CVSS v4.0
Score 7.3high
Affected software
pkg:github/watchguard/fireware-osRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-13079) involves incorrect permission assignment for a critical resource in the WatchGuard Mobile VPN with SSL client for Windows, enabling a local attacker with limited privileges to escalate to SYSTEM-level privileges. The affected versions explicitly include 12.0 and 2025.1. The CVSS 4.0 vector indicates local attack vector with low attack complexity, partial privileges required, no user interaction, and high impact on confidentiality, integrity, and availability. The vendor has published the vulnerability but has not yet provided an official fix or remediation instructions.
Potential Impact
Successful exploitation allows a local attacker to gain SYSTEM-level privileges on the Windows machine running the vulnerable WatchGuard Mobile VPN with SSL client. This could lead to full control over the affected system, compromising confidentiality, integrity, and availability of the host.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local access to trusted users only and monitor for suspicious activity related to privilege escalation attempts on affected systems.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WatchGuard
- Date Reserved
- 2026-06-23T18:02:48.522Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a46f27f27e9c797194fff8e
Added to database: 07/02/2026, 23:21:35 UTC
Last enriched: 07/02/2026, 23:36:59 UTC
Last updated: 07/03/2026, 03:37:21 UTC
Views: 7
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