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TI-2026-56082 Aliases CVE-2026-81194GHSA-rj36-pvv3-3g3h

MasterStudy LMS < 3.7.46 - Subscriber+ Cross-Instructor Order Data Disclosure via author_id Parameter

Priority LOW 20CWE-639Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-639.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0027 19th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed MasterStudy LMS WordPress Plugin (Unknown): 3.7.46

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

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

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownMasterStudy LMS WordPress Pluginbefore 3.7.463.7.46Patch availableCNA
  • MasterStudy LMS WordPress Plugin VendorUnknown Affected before 3.7.46 Fixed in 3.7.46 Patch available CNA

Remediation

  • Fix · CNA MasterStudy LMS WordPress Plugin (Unknown) Fixed in 3.7.46

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    MasterStudy LMS WordPress Plugin 3.7.46

    6 records Highest priority Priority LOW 6 LOW

    Other records, highest priority first

    • TI-2026-56087 MasterStudy LMS < 3.7.46 - Unauthenticated Student Statistics Disclosure via student/stats REST RoutePriority LOW 31
    • TI-2026-56085 MasterStudy LMS < 3.7.46 - Unauthenticated Unpublished Course Title Disclosure via course-list REST RoutePriority LOW 30
    • TI-2026-56083 MasterStudy LMS < 3.7.46 - Unauthenticated Student Enrollment Disclosure via student-courses REST RoutePriority LOW 30
    Show all 6 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-81194
  2. 2026-10-03 Alias added: GHSA-rj36-pvv3-3g3h

References

Exploit 1

Sources

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