CVE-2025-6792: One to one user Chat by WPGuppy <= 1.1.4 - Unauthenticated Information Disclosure via Chat Message Interception

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-14 · updated 2026-06-17
Weakness: CWE-306

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.

Affected products

amentotechpvtltd One to one user Chat by WPGuppy: through 1.1.4

References

https://wordpress.org/plugins/wpguppy-lite/
https://www.wordfence.com/threat-intel/vulnerabilities/id/03774303-c9f4-4666-ac88-78f92aaf81dc?source=cve

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