CVE-2026-12582: Unknown Library Management System

High severity, CVSS 8.6. EPSS: 0.4% chance of exploitation in the next 30 days.

The Library Management System WordPress plugin before 3.5.8 does not sanitize and escape a user-supplied parameter before using it in a SQL statement, allowing unauthenticated attackers to perform SQL injection and extract arbitrary data from the database, including user password hashes.

Affected products

• Unknown Library Management System: from 3.5, before 3.5.8 (fixed in 3.5.8)

Published 2026-07-13. Last modified 2026-07-13.