SQL Injection Vulnerability in Participants Database Plugin for WordPress
CVE-2026-13596

9.1CRITICAL

Key Information:

Vendor

WordPress
Status
Participants Database
Vendor
CVE Published:
1 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-13596?

The Participants Database plugin for WordPress versions prior to 2.7.8.4 is susceptible to SQL injection due to insufficient sanitization and escaping of user-supplied parameters. This flaw enables attackers without authentication to execute arbitrary SQL queries, potentially compromising the database integrity and gaining unauthorized access to sensitive information.

Affected Version(s)

Participants Database 0 < 2.7.8.4

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-13596 - Proof of Concept

References

https://wpscan.com/vulnerability/e22227c8-506e-4188-a7a1-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

João Ramos Maciel
WPScan
.