CVE-2026-24532 MEDIUM

CVE-2026-24532: WordPress SiteLock Security plugin <= 5.0.2 - Broken Access Control vulnerability

Vendor Sitelock
Product SiteLock Security – WP Hardening, Login Security & Malware Scans
Weakness CWE-862 · Missing authorization
Published January 23, 2026
Last update April 28, 2026

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in SiteLock SiteLock Security – WP Hardening, Login Security & Malware Scans sitelock allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects SiteLock Security – WP Hardening, Login Security & Malware Scans: from n/a through <= 5.0.2.

Explanation of Vulnerability in Simple Terms

02Summary

SiteLock Security for WordPress versions up to 5.0.2 lack proper authorization checks, allowing authenticated users with low privileges to modify site settings they should not access. The vulnerability requires a valid WordPress account but no special interaction. Site administrators should update to a version newer than 5.0.2 to prevent unauthorized configuration changes.

What an attacker can do

03Attacker Capabilities

Modify site settings or configurations that should be restricted to administrators.

Potential impact on your site

04Site Impact

Unauthorized users could alter security settings, potentially weakening site protection or causing service disruption.

Conditions required to exploit

05Prerequisites

Attacker must have a valid low-privilege WordPress user account (e.g., subscriber or contributor).

Key dates

06Disclosure timeline

January 23, 2026 CVE published
April 28, 2026 Record updated