CVE-2025-6792 One to one user Chat by WPGuppy <= 1.1.4 - Unauthenticated Information Disclosure via Chat Message Interception
Unauthenticated attackers can intercept and view private chat messages due to a missing capability check in the REST API endpoint.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-6792?
CVE-2025-6792 is a medium-severity missing authorization vulnerability in amentotechpvtltd One to one user Chat by WPGuppy, published on 14 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-306
Which versions are affected by CVE-2025-6792?
How do I fix CVE-2025-6792?
No fix has been published for CVE-2025-6792 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-6792 being exploited?
There is no known exploitation of CVE-2025-6792 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-h9rw-4pm8-962h.