The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not properly sanitise and restrict HTML in user-submitted content before storing it and rendering it to other users, allowing users with subscriber-level accounts and above to perform stored HTML injection, such as embedding iframes, that can be leveraged for phishing and content spoofing against other users viewing the content.
History

Mon, 28 Sep 2026 20:15:00 +0000

Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions masterstudy Lms
Vendors & Products Wordpress-extensions
Wordpress-extensions masterstudy Lms

Wed, 23 Sep 2026 11:45:00 +0000

Type Values Removed Values Added
Description The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not properly sanitise and restrict HTML in user-submitted content before storing it and rendering it to other users, allowing users with subscriber-level accounts and above to perform stored HTML injection, such as embedding iframes, that can be leveraged for phishing and content spoofing against other users viewing the content.
Title MasterStudy LMS < 3.7.50 - Subscriber+ Stored HTML Injection via Course Discussions
Weaknesses CWE-345
References
Metrics cvssV3_1

{'score': 4.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2026-09-23T06:00:15.761Z

Updated: 2026-09-23T10:59:21.227Z

Reserved: 2026-08-26T18:07:02.182Z

Link: CVE-2026-81338

cve-icon Vulnrichment

Updated: 2026-09-23T10:38:19.786Z

cve-icon NVD

Status : Deferred

Published: 2026-09-23T06:17:02.150

Modified: 2026-09-23T18:13:31.210

Link: CVE-2026-81338

cve-icon Redhat

No data.