Rapid7’s 2026 Global Cybersecurity Summit is now available on-demand.Watch sessions.
Rapid7

vulnerability

WordPress Plugin: wp-guppy: CVE-2021-24997: Exposure of Sensitive Information to an Unauthorized Actor

Severity
6
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:N)
Published
Nov 22, 2021
Added
May 15, 2025
Modified
Apr 30, 2026

Description

The WP Guppy WordPress plugin before 1.3 does not have any authorisation in some of the REST API endpoints, allowing any user to call them which could lead to sensitive information disclosure, such as usernames and chats between users, as well as being able to send messages as an arbitrary user.

Solution

wp-guppy-plugin-cve-2021-24997
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.