# CVE-2026-115495: WatchGuard Mobile VPN with SSL cleartext transmission of credentials

Source: https://junglewise.ai/threats/cve-2026-115495-cleartext-transmission-of-sensitive-information-vulnerability-in  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-27. Updated: 2026-10-27  
License: CC BY 4.0 with a link back

CVE-2026-115495 · Severity: info · Published 2026-10-27

WatchGuard Mobile VPN with SSL is a Windows client that secures remote access to corporate networks. A vulnerability allows a local attacker who can capture internal traffic on the device to intercept and read the user's VPN username and password in plaintext, potentially leading to account compromise and unauthorized network access.

Vendors: [Watchguard](https://junglewise.ai/threats/vendors/watchguard).

## Quick answers

**Is CVE-2026-115495 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-115495 being exploited in the wild.

**How severe is CVE-2026-115495?** Informational severity, published 27 October 2026.

**Which products and versions are affected?** Watchguard Mobile VPN with SSL Client for Windows 12.0 through 2026.3.

**Is there a fix for CVE-2026-115495?** Yes: fixed in Mobile VPN with SSL Client for Windows 2026.4. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-115495 attacked?** It is attacked with local access, in a software library.

**Am I affected by CVE-2026-115495?** Check whether you run Watchguard Mobile VPN with SSL Client for Windows at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in Mobile VPN with SSL Client for Windows 2026.4

## Technical details

The Mobile VPN with SSL client for Windows transmits VPN credentials in cleartext over a local management socket (CWE-319), allowing a local attacker with the ability to capture loopback traffic to obtain authentication credentials. This is a local attack requiring no special privileges beyond the ability to sniff network traffic on the affected machine. WatchGuard has issued a fix in version 2026.4.

## Affected products

- WatchGuard Mobile VPN with SSL Client for Windows 12.0 through 2026.3

## Timeline

- 2026-10-27: disclosed

## References

- [https://psirt.watchguard.com/CVE-2026-115495](https://psirt.watchguard.com/CVE-2026-115495)