Vendor

Roland Barker

4 known vulnerabilities.

Products

Participants Database 4

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High 7.4

CVE-2026-28189

WordPress Participants Database plugin <= 2.7.8.4 - Arbitrary File Deletion vulnerability

Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.4 versions.

Roland Barker Participants Database

Aug 13, 2026