WP Courses LMS < 2.0.44 - Authenticated Stored Cross-Site Scripting

4.8
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-24621
CVSS 4.8 (Medium)
Publicly Published August 16, 2021
Last Updated January 22, 2024
Researcher Tri Wanda Septian

Description

The WP Courses LMS plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions before 2.0.44 due to improper handling of the unfiltered_html capability. This makes it possible for administrator-level attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

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Vulnerability Details for WP Courses LMS – Online Courses Builder, eLearning Courses, Courses Solution, Education Courses

Software Type Plugin
Software Slug wp-courses (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.0.44, or a newer patched version
Affected Version
  • < 2.0.44
Patched Version
  • 2.0.44

Recent vulnerabilities in WP Courses LMS – Online Courses Builder, eLearning Courses, Courses Solution, Education Courses

# Title CVE ID CVSS Researchers Date
1 WP Courses LMS <= 3.2.29 - Insecure Direct Object Reference to Authenticated (Custom+) Sensitive Information Disclosure via 'resultID' Parameter CVE-2026-10630 4.3 Vapour August 24, 2026
2 WP Courses LMS – Online Courses Builder, eLearning Courses, Courses Solution, Education Courses <= 3.2.26 - Authenticated (Subscriber+) Stored Cross-Site Scripting CVE-2026-31914 6.4 Nguyen Duc Canh (canhnguyen26) March 23, 2026
3 WP Courses LMS – Online Courses Builder, eLearning Courses, Courses Solution, Education Courses <= 3.2.21 - Missing Authorization to Authenticated (Subscriber+) Arbitrary User Meta Update CVE-2024-12172 7.5 Thanh Nam Tran December 11, 2024
4 WP Courses LMS <= 3.2.3 - Missing Authorization 4.3 November 14, 2023
5 WP Courses LMS <= 3.2.3 - Cross-Site Request Forgery 4.3 November 14, 2023
6 WP Courses LMS <= 3.2.3 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Options Update 8.8 November 14, 2023
7 WP Courses <= 2.0.28 - Improper Access Controls CVE-2020-26876 7.5 Red Timmy September 28, 2020

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