CVE-2026-82847 — Masteriyo LMS < 3.4.1 - Instructor+ Stored XSS via Course Highlights

CVE-2026-82847

Masteriyo LMS < 3.4.1 - Instructor+ Stored XSS via Course Highlights PUBLISHED

Description (CNA)

The Masteriyo LMS WordPress plugin before 3.4.1 does not sanitise and escape one of its course fields before outputting it back in the course editor, allowing users with the instructor role to perform Stored Cross-Site Scripting attacks against higher privileged users such as administrators.

Affected (CNA)

Vendor / product	Versions
Unknown / Masteriyo LMS	affected 0 before 3.4.1

CWE

No CWE identifiers supplied.

References

https://wpscan.com/vulnerability/9cc4f7a7-e5b9-48fe-962b-f5d0753e6158/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.