CVE-2026-40740: Missing Authorization in Themeum Tutor LMS
Missing Authorization vulnerability in Themeum Tutor LMS tutor allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Tutor LMS: from n/a through <= 3.9.7.
AI Analysis
Technical Summary
This vulnerability in Themeum Tutor LMS versions up to 3.9.7 is caused by missing authorization checks, resulting in incorrect access control enforcement. An attacker with at least low privileges (PR:L) can exploit this issue remotely (AV:N) without user interaction (UI:N) to perform unauthorized actions that may alter data integrity or availability. The CVSS score is 5.4 (medium severity), reflecting limited impact on confidentiality but potential integrity and availability consequences. No vendor advisory or patch information is provided at this time.
Potential Impact
Exploitation of this vulnerability could allow an attacker with some privileges to bypass intended access controls, leading to unauthorized modifications or disruptions within the Tutor LMS environment. Confidential data is not impacted. There are no reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, limit user privileges to the minimum necessary and monitor for unusual activity related to access control. Avoid exposing the affected versions to untrusted networks if possible.
CVE-2026-40740: Missing Authorization in Themeum Tutor LMS
Description
Missing Authorization vulnerability in Themeum Tutor LMS tutor allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Tutor LMS: from n/a through <= 3.9.7.
CVSS v3.1
Score 5.4medium
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Themeum Tutor LMS versions up to 3.9.7 is caused by missing authorization checks, resulting in incorrect access control enforcement. An attacker with at least low privileges (PR:L) can exploit this issue remotely (AV:N) without user interaction (UI:N) to perform unauthorized actions that may alter data integrity or availability. The CVSS score is 5.4 (medium severity), reflecting limited impact on confidentiality but potential integrity and availability consequences. No vendor advisory or patch information is provided at this time.
Potential Impact
Exploitation of this vulnerability could allow an attacker with some privileges to bypass intended access controls, leading to unauthorized modifications or disruptions within the Tutor LMS environment. Confidential data is not impacted. There are no reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, limit user privileges to the minimum necessary and monitor for unusual activity related to access control. Avoid exposing the affected versions to untrusted networks if possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-04-15T09:19:38.194Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69df6c9d82d89c981fe572f0
Added to database: 4/15/2026, 10:46:53 AM
Last enriched: 4/30/2026, 2:42:53 AM
Last updated: 5/29/2026, 6:16:56 PM
Views: 43
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