CVE-2026-27423
MediumCVSS 4.3Summary
The Participants Database plugin for WordPress versions 2.7.8.4 and earlier contains a broken access control vulnerability exploitable by a Subscriber-level user.
Risk Assessment
An attacker with low privileges can gain unauthorized access to functions or data they should not be able to access.
Recommendation
Update the Participants Database plugin to the latest available version.
Other vulnerabilities in Participants Database
See all- CVE-2026-13596Critical
The Participants Database WordPress plugin before version 2.7.8.4 does not properly sanitize and escape a user-supplied parameter before using it in a SQL query. This allows unauthenticated attackers to perform SQL injection attacks.
- CVE-2026-59555Critical
The Participants Database plugin versions up to 2.7.8.3 allow unauthenticated arbitrary file deletion.
- CVE-2026-59525Critical
The Participants Database plugin versions up to 2.7.8.3 contain an unauthenticated SQL injection vulnerability. An attacker can send crafted requests to execute arbitrary SQL queries.
- CVE-2026-28189High
The Participants Database plugin versions up to 2.7.8.4 allow unauthenticated users to delete arbitrary files from the server.
- CVE-2026-11354Medium
The Participants Database plugin for WordPress up to version 2.7.8.3 is vulnerable to Sensitive Information Exposure via the 'id' parameter. An unauthenticated attacker can overwrite any participant record and hijack the private access link, gaining full read and edit access to personal data.
Original NVD description (English source)
Subscriber Broken Access Control in Participants Database <= 2.7.8.4 versions.