CVE-2026-115597 in LearnPress Plugin
Summary
by MITRE • 10/26/2026
Missing Authorization vulnerability in ThimPress LearnPress learnpress allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects LearnPress: from n/a through 4.4.11.
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Analysis
by VulDB Data Team • 10/26/2026
The identified security flaw represents a critical failure in access control mechanisms within the ThimPress LearnPress plugin, specifically affecting versions ranging from initial releases up to version 4.4.11. This vulnerability is classified as an insecure direct object reference or broken access control issue, where the application fails to properly verify whether an authenticated user has the necessary permissions to perform specific actions on resources they do not own or are not authorized to manage. In a typical learning management system context, this architectural weakness allows attackers who have obtained valid credentials for low-privilege accounts, such as students or subscribers, to manipulate requests and interact with administrative functions intended exclusively for site administrators or instructors. The core technical flaw lies in the server-side logic which relies on client-supplied input or session state without enforcing strict role-based access control checks before executing sensitive operations.
From a technical perspective, this vulnerability enables unauthorized escalation of privileges by bypassing standard authorization gates. An attacker can exploit this misconfiguration to perform actions such as modifying course content, enrolling users in courses without permission, altering grades, or even accessing private user data and settings that should remain isolated from non-administrative roles. The exploitation does not require complex buffer overflows or code injection techniques; rather, it leverages the inherent trust placed in authenticated sessions by simply crafting HTTP requests with modified parameters to target administrative endpoints. This aligns directly with CWE-284 Improper Access Control and CWE-639 Authorization Bypass Through User-Controlled Key, highlighting a fundamental lapse in verifying user identity against resource permissions during request processing.
The operational impact of this vulnerability is severe for organizations relying on LearnPress for educational delivery or corporate training. Since the flaw allows privilege escalation from low-level accounts to administrative capabilities, it compromises the integrity and confidentiality of the entire learning platform. Attackers can deface course materials, inject malicious content into lessons, steal sensitive personal information of students and staff, or disrupt service availability by deleting critical data. Furthermore, because many WordPress installations share hosting environments, a compromised administrator account could potentially lead to broader server compromise if additional vulnerabilities are present in other plugins or themes running on the same instance. The ease of exploitation means that automated scanning tools can rapidly identify vulnerable instances, leading to widespread and rapid attacks against unpatched systems.
To mitigate this risk, immediate action is required by upgrading the LearnPress plugin to a version later than 4.4.11 where these access control checks have been corrected. Administrators should also implement defense-in-depth strategies such as enforcing strong password policies for all user accounts and enabling two-factor authentication to reduce the likelihood of credential theft that precedes this exploitation. Additionally, deploying web application firewalls can help detect and block anomalous request patterns indicative of authorization bypass attempts. Regular security audits and penetration testing focused on role-based access control are recommended to ensure no other similar misconfigurations exist within the broader WordPress ecosystem associated with the learning management system.