8.6
High
CVE-2026-89302 The Post Voting System WordPress plugin through 1.0 does not properly sanitize and escape a parameter before using it in…
Description
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 unauthenticated users to perform SQL injection attacks.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Post Voting System 1.0 | earliest → 1.0 | No fix stated |