CVE-2026-28189

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

Published Aug 13, 2026 CVSS 3.1 · 7.4 High EPSS < 1% KEV · Not listed
Description
Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.4 versions.

Remediation

Vendor Solution

Update the WordPress Participants Database plugin to the latest available version (at least 2.7.8.5).

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Rolandbarkerxnauwebdesign
Rolandbarkerxnauwebdesign participants Database
Wordpress
Wordpress wordpress
Vendors & Products Rolandbarkerxnauwebdesign
Rolandbarkerxnauwebdesign participants Database
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.4 versions.
Title WordPress Participants Database plugin <= 2.7.8.4 - Arbitrary File Deletion vulnerability
Weaknesses CWE-22
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Aug 13, 2026, 3:25 PM
Reserved
Feb 25, 2026, 12:14 PM
Status
Deferred
Published
Aug 13, 2026, 2:17 PM
Modified
Oct 23, 2026, 6:10 PM