MasterStudy LMS Plugin up to 3.7.45 on WordPress authorization

Summaryinfo

A vulnerability, which was classified as problematic, was found in MasterStudy LMS Plugin up to 3.7.45. Affected by this issue is some unknown functionality. Such manipulation leads to authorization. This vulnerability is documented as CVE-2026-81194. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in MasterStudy LMS Plugin up to 3.7.45. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. Impacted is confidentiality. CVE summarizes:

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.46 does not properly verify authorization when retrieving order line-item data, allowing any authenticated user including Subscribers to read other instructors' course sales records by supplying another user's identifier.

The advisory is shared for download at wpscan.com. This vulnerability is handled as CVE-2026-81194 since 08/26/2026. The exploitation is known to be easy. The attack may be launched remotely. There are neither technical details nor an exploit publicly available.

Upgrading to version 3.7.46 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-69847). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• WordPress Plugin

Name

• MasterStudy LMS Plugin

Version

• 3.7.0
• 3.7.1
• 3.7.2
• 3.7.3
• 3.7.4
• 3.7.5
• 3.7.6
• 3.7.7
• 3.7.8
• 3.7.9
• 3.7.10
• 3.7.11
• 3.7.12
• 3.7.13
• 3.7.14
• 3.7.15
• 3.7.16
• 3.7.17
• 3.7.18
• 3.7.19
• 3.7.20
• 3.7.21
• 3.7.22
• 3.7.23
• 3.7.24
• 3.7.25
• 3.7.26
• 3.7.27
• 3.7.28
• 3.7.29
• 3.7.30
• 3.7.31
• 3.7.32
• 3.7.33
• 3.7.34
• 3.7.35
• 3.7.36
• 3.7.37
• 3.7.38
• 3.7.39
• 3.7.40
• 3.7.41
• 3.7.42
• 3.7.43
• 3.7.44
• 3.7.45

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Once again VulDB remains the best source for vulnerability data.

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