EUVD-2026-68063
GHSA-wfqg-5qqg-7qjc
Severity by source
AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Requires active instructor role (PR:H); network-reachable endpoint (AV:N); only billing PII disclosed with no integrity or availability impact (C:L/I:N/A:N).
Primary rating from Vendor (WPScan).
CVSS VectorVendor: WPScan
Lifecycle Timeline
5DescriptionCVE.org
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.42 does not correctly restrict access to order information, allowing any user with the instructor role to read other users' order billing details, including name, email address, phone number and postal address, by enumerating order IDs.
AnalysisAI
MasterStudy LMS WordPress Plugin versions before 3.7.42 expose order billing records - including customer names, email addresses, phone numbers, and postal addresses - to any authenticated user holding the instructor role, via insecure direct object reference on order IDs. An instructor can iterate through order IDs in the plugin's order-detail endpoint to retrieve billing information belonging to arbitrary other users without any administrative interaction. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires the attacker to possess an active instructor role account on the target WordPress site running MasterStudy LMS Plugin before version 3.7.42. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS base score of 2.7 (Low) accurately reflects the constrained attack surface: PR:H requires a pre-existing instructor role granted by an administrator, S:U limits blast radius to the plugin itself, and C:L caps impact to partial PII disclosure. … 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 | Upgrade MasterStudy LMS WordPress Plugin to version 3.7.42 or later, which is the vendor-released patch confirmed by WPScan at https://wpscan.com/vulnerability/1a4db76f-7043-4f9e-a584-17151d008ab1/. … 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
Broken object-level authorization in MasterStudy LMS WordPress Plugin before 3.7.46 exposes course sales records of any
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
Same technique Authentication Bypass
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External POC / Exploit Code
Leaving vuln.today