CVE-2026-89303

MEDIUM CVSS 3.1: 6.4 EPSS 0.15%
Updated Sep 28, 2026
WordPress
Parameter Value
CVSS 6.4 (MEDIUM)
Type CWE-89 (SQL Injection)
Vendor WordPress
Public PoC No

The Post Voting System WordPress plugin through 1.0 does not properly sanitize and escape a parameter before using it in a SQL query, allowing any authenticated user to perform SQL injection attacks.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1

Weakness Type (CWE)