EUVD-2026-69847
GHSA-rj36-pvv3-3g3h
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Network-reachable IDOR requiring only subscriber-level auth; read-only exposure of order metadata yields C:L with no integrity or availability impact.
Primary rating from Vendor (WPScan).
CVSS VectorVendor: WPScan
Lifecycle Timeline
6DescriptionCVE.org
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.
AnalysisAI
Broken object-level authorization in MasterStudy LMS WordPress Plugin before 3.7.46 exposes course sales records of any instructor to any authenticated WordPress user. The plugin's order line-item retrieval endpoint accepts a user-supplied identifier without verifying that the requesting user is the record owner, enabling subscriber-level accounts to enumerate and read other instructors' transaction histories. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid WordPress account at subscriber level or above - a role freely obtainable on sites that allow public registration, or purchasable by enrolling in any free course. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 score of 4.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N) accurately reflects a limited-scope, read-only authorization bypass. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Update MasterStudy LMS WordPress Plugin to version 3.7.46 or later, which introduces a proper authorization check on the order line-item retrieval endpoint. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Unauthenticated information disclosure in MasterStudy LMS WordPress Plugin before 3.7.46 exposes the titles and IDs of a
Unauthenticated information disclosure in MasterStudy LMS WordPress Plugin (all versions before 3.7.46) exposes per-stud
Unauthenticated information disclosure in MasterStudy LMS WordPress Plugin before 3.7.46 exposes learning statistics for
Payment verification bypass in MasterStudy LMS WordPress Plugin before 3.7.40 permits unauthenticated attackers to fraud
Open redirect in MasterStudy LMS WordPress Plugin before version 3.7.43 enables unauthenticated attackers to supply an u
Cross-instructor content tampering in MasterStudy LMS WordPress Plugin before 3.7.46 allows authenticated instructor-rol
Instructors in MasterStudy LMS WordPress Plugin versions before 3.7.46 can read quiz questions, correct answers, and exp
MasterStudy LMS WordPress Plugin versions before 3.7.42 expose order billing records - including customer names, email a
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External POC / Exploit Code
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