Vulnerability Description
MasterStudy LMS plugin for WordPress before 3.7.50 contains a missing authorization vulnerability that allows any authenticated user, including Subscribers, to trigger the stm_lms_send_test_email_ajax AJAX action without capability or nonce validation. Attackers can invoke this handler directly or via cross-site request forgery to cause an uncaught PHP fatal error that, when display_errors is enabled, discloses the absolute filesystem path of the plugin.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://docs.stylemixthemes.com/masterstudy-lms/changelog-free-version
- https://wordpress.org/plugins/masterstudy-lms-learning-management-system
- https://www.vulncheck.com/advisories/masterstudy-lms-wordpress-plugin-missing-au
FAQ
What is CVE-2026-80069?
CVE-2026-80069 is a vulnerability with a CVSS score of 4.3 (MEDIUM). MasterStudy LMS plugin for WordPress before 3.7.50 contains a missing authorization vulnerability that allows any authenticated user, including Subscribers, to trigger the stm_lms_send_test_email_ajax...
How severe is CVE-2026-80069?
CVE-2026-80069 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-80069?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.