4.6
Medium
CVE-2026-81338 The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not properly sanitise and restrict HTML in…
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| MasterStudy LMS WordPress Plugin 3.7 | earliest → < 3.7.50 | 3.7.50 |
Other CVEs of MasterStudy LMS WordPress Plugin
The 20 CVEs of MasterStudy LMS WordPress Plugin →
CVE-2026-88849
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.55 does not verify that a user targeted through its…
2.7
Low
CVE-2026-88845
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not perform any capability or nonce checks…
4.3
Medium
CVE-2026-88846
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not check whether user registration is enabled…
5.3
Medium
CVE-2026-88843
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not validate one of its display-style settings…
7.2
High