CVE-2026-14187: CWE-639 Authorization Bypass Through User-Controlled Key in Tutor LMS
Description
CVE-2026-14187 is a low-severity authorization bypass vulnerability in the Tutor LMS WordPress plugin versions before 4.0.6. It allows users with the instructor role to access private course content owned by other instructors due to missing per-object ownership checks.
CVSS v3.1
Score 2.7low
Affected software
Tutor LMS
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Tutor LMS WordPress plugin prior to version 4.0.6 does not enforce ownership verification on its course content type. This flaw enables any user assigned the instructor role to read private courses that belong to other instructors, constituting an authorization bypass through a user-controlled key. The vulnerability is tracked as CWE-639.
Potential Impact
An attacker with instructor privileges can access private course content of other instructors, potentially exposing sensitive or proprietary educational materials. The CVSS score is 2.7 (low), reflecting limited impact confined to confidentiality with no integrity or availability effects.
Mitigation Recommendations
Upgrade Tutor LMS to version 4.0.6 or later, where this authorization bypass vulnerability is fixed. No other mitigation is indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-06-30T08:17:41.878Z
- State
- PUBLISHED
Threat ID: 6a893cc5acd9273b49a6fe96
Added to database: 08/22/2026, 06:08:05 UTC
Last enriched: 09/11/2026, 02:18:03 UTC
Last updated: 10/05/2026, 18:48:17 UTC
Views: 66
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