CVE-2026-18666

Library Management System < 3.6.7 - Subscriber+ SQL Injection via Filter Value

The Library Management System WordPress plugin before 3.6.7 does not sanitize and escape a user-supplied parameter before using it in a SQL statement, allowing users with a role as low as Subscriber to perform SQL injection and extract arbitrary data from the database, including user password hashes.

Affected

Library Management System

CVSS v3.1 CNA

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS

0.27% chance of exploitation in the next 30 days, 18th percentile

Published

2026-08-10

Updated

2026-08-11

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/7a9b3fff-f454-4764-ad60-0b273781f7b4/

References

• CVE Record
• NVD entry