4.3
Medium
CVE-2026-81339 The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not perform a per-object ownership check…
Description
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not perform a per-object ownership check when returning a quiz attempt result, allowing any authenticated user with a minimal (subscriber) role to read other students' quiz grades, pass/fail status and attempt timestamps by referencing an attempt identifier belonging to another user.
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