Unauthenticated Arbitrary File Upload in Masteriyo Learning Management System
CVE-2026-73996

9.8CRITICAL

Key Information:

Vendor

WordPress
Status
Masteriyo - Lms
Vendor
CVE Published:
18 August 2026

What is CVE-2026-73996?

The Masteriyo Learning Management System is susceptible to an unauthenticated arbitrary file upload vulnerability, which allows attackers to upload malicious files without any authentication. This weakness in versions up to 2.3.2 can potentially be exploited to execute arbitrary code or take control of the affected systems, posing significant risks to users' data and privacy. Website administrators are advised to update to the latest version and implement security measures to mitigate potential threats.

Affected Version(s)

Masteriyo - LMS <= 2.3.2

References

https://patchstack.com/database/wordpress/plugin/learning...
vdb-entry

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

20kilograma | Patchstack Bug Bounty Program
.