CVE-2026-18666

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

MEDIUM
4.3
CVSS Score
Published: August 10, 2026 at 06:00 AM UTC
Updated: August 26, 2026 at 04:41 PM UTC
1 product affected across 1 vendorLibrary Management System

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 3.6.7
Affected range stops below 3.6.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitVDB EntryTechnical Description
Source: cverecord
https://wpscan.com/vulnerability/7a9b3fff-f454-4764-ad60-0b273781f7b4/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-89

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