TI-2024-05535 Aliases CVE-2024-5973 GHSA-264v-69hm-998m

MasterStudy LMS < 3.3.24 - Privilege Escalation to Instructor

HIGH 80Published 2024-07-22 · Updated 2025-08-27

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · None
Fix status: Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.3.24 does not prevent students from creating instructor accounts, which could be used to get access to functionalities they shouldn't have.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00493 42nd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA and NVD

Fix Fixed MasterStudy LMS WordPress Plugin (Unknown): 3.3.24

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Unknown	MasterStudy LMS WordPress Plugin	before 3.3.24	3.3.24	Patch available	CNA

MasterStudy LMS WordPress Plugin VendorUnknown Affected before 3.3.24 Fixed in 3.3.24 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:stylemixthemes:masterstudy_lms::::::wordpress::*	before 3.3.24	Vulnerable	StylemixThemes

cpe:2.3:a:stylemixthemes:masterstudy_lms:*:*:*:*:*:wordpress:*:* Versions before 3.3.24 Vulnerable ·StylemixThemes

Remediation

Fix · CNA MasterStudy LMS WordPress Plugin (Unknown) Fixed in 3.3.24

Timeline

2026-10-02 Threatist record created from CVE-2024-5973
2026-10-03 Alias added: GHSA-264v-69hm-998m

References

Exploit 1

https://wpscan.com/vulnerability/59abfb7c-d5ea-45f2-ab9a-4391978e3805/

TI-2024-01413 MasterStudy LMS WordPress Plugin – for Online Courses and Education <= 3.2.5 - Unauthenticated SQL Injection CVSS 3.1CRITICAL 9.8
TI-2022-00364 MasterStudy LMS < 2.7.6 - Unauthenticated Admin Account Creation CVSS 3.1CRITICAL 9.8
TI-2023-03958 MasterStudy LMS < 3.0.18 - Unauthenticated Instructor Account Creation CVSS 3.1HIGH 7.5
TI-2024-02936 MasterStudy LMS <= 3.3.3 - Unauthenticated Local File Inclusion via template CVSS 3.1CRITICAL 9.8
TI-2024-02237 MasterStudy LMS <= 3.3.1 - Unauthenticated Privilege Escalation via stm_lms_register AJAX Action CVSS 3.1CRITICAL 9.8
TI-2024-24623 WordPress MasterStudy LMS plugin <= 3.2.12 - Broken Access Control vulnerability CVSS 3.1CRITICAL 9.8

See all 13 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences