CVE-2026-82846: CWE-79 Cross-Site Scripting (XSS) in Masteriyo LMS
The Masteriyo LMS WordPress plugin before 3.4.0 does not sanitise and escape some course settings before outputting them in a page available to all visitors, allowing users with a course-author role to perform Stored Cross-Site Scripting attacks that run in the session of anyone viewing the course, including a logged-in administrator.
CVE-2026-82846: CWE-79 Cross-Site Scripting (XSS) in Masteriyo LMS
Description
The Masteriyo LMS WordPress plugin before 3.4.0 does not sanitise and escape some course settings before outputting them in a page available to all visitors, allowing users with a course-author role to perform Stored Cross-Site Scripting attacks that run in the session of anyone viewing the course, including a logged-in administrator.
Affected software
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-08-31T08:27:24.103Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a9bb8b7acd9273b49723b75
Added to database: 09/05/2026, 06:37:43 UTC
Last updated: 09/06/2026, 01:19:39 UTC
Views: 13
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