Medium [CVE-2026-115495] Cleartext Transmission of Sensitive Information vulnerability in the WatchGuard Mobile VPN with SSL client for Windows allows a local attacker who can capture loopback traffic to obtain the user’s VPN username and password
This medium-severity WatchGuard advisory covers CVE-2026-115495 affecting Mobile VPN with SSL Client.
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Summary
Cleartext Transmission of Sensitive Information vulnerability in the WatchGuard Mobile VPN with SSL client for Windows allows a local attacker who can capture loopback traffic to obtain the user’s VPN username and password.
- Mobile VPN with SSL Client 12.0 before 2026.4
Official advisory · high-confidence parse· fetched 3 days ago·verify at source
Mitigation
Upgrade to a fixed release: 2026.4. That is the remediation for this advisory.
The vendor advisory may list interim mitigations or workarounds not captured here. Review it before change work.
Official advisory · high-confidence parse· fetched 3 days ago·verify at source
More WatchGuard advisories
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- CVE-2025-2781Mar 28, 2025WatchGuard Mobile VPN with SSL Local Privilege Escalation via Non-Standard Installation
- CVE-2024-4944Jul 9, 2024Mobile VPN with SSL Local Privilege Escalation Vulnerability
- CVE-2026-90465Oct 27, 2026Fireware OS Missing Authentication in FireCluster Sync Allows Privilege Escalation
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