Vulnerability · Published Oct 27, 2026 · Assigned by WatchGuard
CVE-2026-115495Mobile VPN with SSL Client for Windows: Cleartext Transmission of VPN Credentials over Local Management Socket
Medium 5.7
In plain English
A medium-severity security flaw in Mobile VPN with SSL Client from WatchGuard. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 0% of all known vulnerabilities).
Severity (CVSS 4.0)5.7Medium
Exploit odds (30 days)<0.1%top 99.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| WatchGuard | Mobile VPN with SSL Client | 12.0 – before 2026.4 |
Weakness: CWE-319 · Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
References
- https://psirt.watchguard.com/CVE-2026-115495 vendor-advisory