One to one user Chat by WPGuppy <= 1.1.4 - Unauthenticated Information Disclosure via Chat Message Interception

Missing Authentication for Critical Function
CVE CVE-2025-6792
CVSS Medium (5.3)
Publicly Published February 13, 2026
Last Updated February 14, 2026
Researcher Jonas Benjamin Friedli
Description

The One to one user Chat by WPGuppy plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the /wp-json/guppylite/v2/channel-authorize rest endpoint in all versions up to, and including, 1.1.4. This makes it possible for unauthenticated attackers to intercept and view private chat messages between users.

References

1 affected software package

Software Type Plugin
Software Slug wpguppy-lite (view on wordpress.org)
Patched? No
Affected Version
  • <= 1.1.4
Patched Version
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