CVE-2026-23799 MEDIUM

CVE-2026-23799: WordPress Tutor LMS plugin <= 3.9.5 - Broken Access Control vulnerability

Vendor Themeum

Product Tutor LMS

Weakness CWE-862 · Missing authorization

Published March 5, 2026

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

6.5/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality High

Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

What the vulnerability does

01Description

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 <= 3.9.5.

Explanation of Vulnerability in Simple Terms

02Summary

Tutor LMS versions up to 3.9.5 lack proper authorization checks, allowing authenticated users to read sensitive data they should not access. An attacker with a low-privilege account can view confidential information by making direct requests to the application. This affects the confidentiality of user data but does not allow modification or deletion.

What an attacker can do

03Attacker Capabilities

Read sensitive data belonging to other users or restricted areas of the site.

Potential impact on your site

04Site Impact

User data and confidential information may be exposed to authenticated attackers with limited permissions.

Conditions required to exploit

05Prerequisites

Attacker must have a valid low-privilege user account on the site.

Key dates

06Disclosure timeline

March 5, 2026 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-23799 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/862.html

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