CVE-2025-52801 in TheBooking Plugin
Summary
by MITRE • 08/14/2025
Missing Authorization vulnerability in VonStroheim TheBooking allows Accessing Functionality Not Properly Constrained by ACLs. This issue affects TheBooking: from n/a through 1.4.4.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 08/14/2025
The missing authorization vulnerability in VonStroheim TheBooking represents a critical access control flaw that undermines the application's security posture and violates fundamental principles of secure software development. This vulnerability specifically affects versions ranging from n/a through 1.4.4, indicating a widespread issue that has persisted across multiple releases. The flaw allows unauthorized users to access functionality that should be properly constrained by access control lists, creating a pathway for privilege escalation and unauthorized data access. Such vulnerabilities fall under the CWE-285 category of Improper Authorization, which is classified as a high-severity weakness in the Common Weakness Enumeration framework.
The technical implementation of this vulnerability stems from inadequate validation of user permissions within the application's authorization mechanisms. When TheBooking processes requests for specific functions or resources, it fails to properly verify whether the requesting user possesses the necessary privileges to perform the requested action. This breakdown in access control validation occurs at multiple points throughout the application's codebase, allowing attackers to exploit the missing authorization checks through various attack vectors including direct API calls, parameter manipulation, or session hijacking techniques. The vulnerability essentially creates a backdoor that bypasses the intended access control policies and allows users to perform operations they should not be permitted to execute.
The operational impact of this vulnerability extends far beyond simple unauthorized access, creating significant risks for organizations relying on TheBooking application for their business operations. Attackers who successfully exploit this flaw can potentially gain access to sensitive data, modify critical system parameters, or even escalate privileges to administrative levels within the application environment. This vulnerability directly impacts the confidentiality, integrity, and availability of the system as defined by the CIA triad, enabling adversaries to compromise core security controls that are fundamental to protecting organizational assets. The exposure affects not only individual user accounts but also potentially entire organizational data repositories that the application manages.
Mitigation strategies for this vulnerability should focus on implementing comprehensive access control measures that align with industry best practices and security frameworks such as those recommended by MITRE's ATT&CK framework for privilege escalation techniques. Organizations should immediately implement proper input validation, enforce robust authentication mechanisms, and establish clear authorization policies that are consistently enforced throughout the application. The fix involves ensuring that every function call and resource access request undergoes rigorous permission verification before execution, with proper logging of all access attempts for audit purposes. Additionally, implementing role-based access control models and conducting regular security assessments can help prevent similar issues from emerging in future releases while maintaining compliance with regulatory requirements and industry standards.