CVE-2026-89302 Post Voting System WordPress - SQL Injection

Post Voting System WordPress plugin <= 1.0 contains a SQL injection caused by improper sanitization and escaping of a parameter in SQL queries, letting unauthenticated attackers execute arbitrary SQL commands.

CVSS base score 8.6 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.26% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
SQL Injection
Impact
SQL Injection
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Published
11 October 2026
Updated
15 October 2026
Weakness
CWE-89

Vendor fix

Update to the latest version of the Post Voting System WordPress plugin.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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