VULNERABILITY INTELLIGENCE
CVE-2026-82846
CVSS score6.8 MEDIUM
EPSS probability0.43%
CISA KEVNot currently listed
Published2026-09-05
Last modified2026-09-08
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
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.
Weakness classification
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-79