Broken Access Control in Participants Database by WordPress
CVE-2026-27423

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Participants Database
Vendor
CVE Published:
23 July 2026

What is CVE-2026-27423?

The Participants Database plugin for WordPress is affected by a vulnerability that allows unauthorized users to access functionalities reserved for higher privilege roles. In versions up to and including 2.7.8.4, a broken access control flaw enables subscribers to gain access to sensitive data and operations, potentially compromising user privacy and the integrity of the application. Users are advised to update to a patched version to mitigate this risk.

Affected Version(s)

Participants Database <= 2.7.8.4

References

https://patchstack.com/database/wordpress/plugin/particip...
vdb-entry

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Legion Hunter | Patchstack Bug Bounty Program
.