CVE-2023-50837 HIGH

CVE-2023-50837: WordPress Login Lockdown Plugin <= 2.06 is vulnerable to SQL Injection

Vendor Webfactory Ltd
Product Login Lockdown – Protect Login Form
Weakness CWE-89 · SQLi
Published December 29, 2023
Last update April 28, 2026

CVSS base score

7.6/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in WebFactory Ltd Login Lockdown – Protect Login Form.This issue affects Login Lockdown – Protect Login Form: from n/a through 2.06.

Explanation of Vulnerability in Simple Terms

02Summary

Login Lockdown version 2.06 and earlier contains a SQL injection vulnerability in its database queries. An attacker with high-level site privileges can craft malicious input to execute arbitrary SQL commands, potentially reading sensitive data from the database. The vulnerability requires administrative access to exploit.

What an attacker can do

03Attacker Capabilities

Read sensitive data from the site database by injecting SQL commands through the plugin.

Potential impact on your site

04Site Impact

A compromised admin account could expose user data, credentials, or other sensitive database records.

Conditions required to exploit

05Prerequisites

Attacker must have high-level site privileges (administrator or equivalent role).

Key dates

06Disclosure timeline

December 29, 2023 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE