Tutor LMS – eLearning and online course solution <= 1.7.6 - Unprotected AJAX including Privilege Escalation

8.8
Improper Privilege Management
CVE CVE-2021-24184
CVSS 8.8 (High)
Publicly Published March 15, 2021
Last Updated January 11, 2023
Researcher Chloe Chamberland - Wordfence

Description

Several AJAX endpoints in the Tutor LMS – eLearning and online course solution WordPress plugin before 1.7.7 were unprotected, allowing students to modify course information and elevate their privileges among many other actions.

Wordfence blocked 2 attacks targeting this vulnerability in the past 24 hours.

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Vulnerability Details for Tutor LMS – eLearning and online course solution

Software Type Plugin
Software Slug tutor (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.7.7, or a newer patched version
Affected Version
  • < 1.7.7
Patched Version
  • 1.7.7

Recent vulnerabilities in Tutor LMS – eLearning and online course solution

# Title CVE ID CVSS Researchers Date
1 Tutor LMS – eLearning and online course solution < 4.0.6 - Authenticated (Custom Role+) Arbitrary File Read CVE-2026-19093 6.5 Sai Praneeth Koti August 28, 2026
2 Tutor LMS <= 4.0.5 - Unauthenticated Remote Code Execution via 'template' and 'data' POST Parameters CVE-2026-16759 6.5 Slopothecary August 27, 2026
3 Tutor LMS – eLearning and online course solution < 4.0.6 - Unauthenticated SQL Injection CVE-2026-19094 7.5 Jakub Herman August 24, 2026
4 Tutor LMS <= 4.0.5 - Authenticated (Instructor+) Insecure Direct Object Reference CVE-2026-14187 4.3 Mustafa Ahmed August 20, 2026
5 Tutor LMS – eLearning and online course solution < 4.0.0 - Missing Authorization CVE-2026-14310 4.3 Sanjar Tulkinov July 30, 2026
6 Tutor LMS <= 4.0.1 - Authenticated (Administrator+) SQL Injection via 'coupon_code' Parameter CVE-2026-15444 4.9 Wordfence PRISM July 27, 2026
7 Tutor LMS <= 4.0.0 - Authenticated (Subscriber+) SQL Injection via Stored Quiz Answer Array CVE-2026-15022 6.5 Supakiad S. (m3ez) July 15, 2026
8 Tutor LMS – eLearning and online course solution <= 3.9.13 - Unauthenticated Insecure Direct Object Reference CVE-2026-57694 4.3 TristanInSec July 6, 2026
9 Tutor LMS <= 3.9.13 - Authenticated (Subscriber+) Information Exposure CVE-2026-14306 4.3 John Umoru July 2, 2026
10 Tutor LMS <= 3.9.13 - Authenticated (Author+) Stored Cross-Site Scripting via Lesson Attachment Title CVE-2026-13443 6.4 skyv3il June 30, 2026

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