What’s Vulnerable › Vulnerabilities

CVE-2021-24184: Tutor LMS < 1.7.7 - Unprotected AJAX including Privilege Escalation

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-04-05 · updated 2026-06-17
• Weakness: CWE-862

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.

Affected products

• themeum Tutor LMS – eLearning and online course solution: before 1.7.7 — fixed in 1.7.7

How to fix

Upgrade to a fixed version: themeum Tutor LMS – eLearning and online course solution 1.7.7. Check the vendor advisory for mitigations.

References

• https://wpscan.com/vulnerability/5e85917c-7a58-49cb-b8b3-05aa18ffff3e
• https://www.wordfence.com/blog/2021/03/several-vulnerabilities-patched-in-tutor-lms-plugin/
• https://wpscan.com/vulnerability/5e85917c-7a58-49cb-b8b3-05aa18ffff3e
• https://www.wordfence.com/blog/2021/03/several-vulnerabilities-patched-in-tutor-lms-plugin/

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