Access Control Flaw in MasterStudy LMS Plugin for WordPress
CVE-2026-81200

Currently unrated

Key Information:

Vendor

WordPress
Status
Masterstudy Lms WordPress Plugin
Vendor
CVE Published:
29 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-81200?

The MasterStudy LMS WordPress Plugin prior to version 3.7.42 contains an access control vulnerability that allows users with the instructor role to access sensitive order information of other users. This includes data such as names, email addresses, phone numbers, and postal addresses by simply enumerating order IDs. This flaw can potentially expose personal information, emphasizing the importance of maintaining updated software to ensure user privacy and data security.

Affected Version(s)

MasterStudy LMS WordPress Plugin 0 < 3.7.42

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-81200 - Proof of Concept

References

https://wpscan.com/vulnerability/1a4db76f-7043-4f9e-a584-...
exploitvdb-entrytechnical-description

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Revanth Hari Narayana Matte
WPScan
.