CVE-2025-9902 in QRMenu
Summary
by MITRE • 10/13/2025
Authorization Bypass Through User-Controlled Key vulnerability in AKIN Software Computer Import Export Industry and Trade Co. Ltd. QRMenu allows Privilege Abuse.This issue affects QRMenu: from 1.05.12 before Version dated 05.09.2025.
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Analysis
by VulDB Data Team • 10/13/2025
The CVE-2025-9902 vulnerability represents a critical authorization bypass flaw within the QRMenu application developed by AKIN Software Computer Import Export Industry and Trade Co. Ltd. This vulnerability falls under the category of user-controlled key authorization bypass, where an attacker can manipulate input parameters to gain unauthorized access to privileged functions or data. The flaw specifically impacts versions of QRMenu released from 1.05.12 through the date of 05.09.2025, indicating a window of exposure where the application was vulnerable to this type of privilege abuse. The vulnerability stems from inadequate validation of user-supplied keys or tokens that should normally be restricted to authorized personnel, creating a pathway for unauthorized users to escalate their privileges within the system. This authorization bypass allows malicious actors to perform actions that should be restricted to administrators or authorized users, potentially leading to complete system compromise.
The technical implementation of this vulnerability likely involves the application's improper handling of authentication tokens, session keys, or access control identifiers that are typically generated or managed by the system. When users can control or manipulate these keys through input fields, API parameters, or other interfaces, the system fails to properly validate whether the requesting entity has legitimate authorization to perform the requested operations. This flaw aligns with CWE-285, which addresses improper authorization in software systems, and represents a direct violation of the principle of least privilege that should govern all access control mechanisms. The vulnerability may manifest through manipulated HTTP headers, altered request parameters, or crafted API calls that exploit the application's trust in user-provided data without sufficient verification of the user's credentials or authorization level.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it enables attackers to potentially execute arbitrary code, modify critical system configurations, or exfiltrate sensitive data from the QRMenu application. In the context of a restaurant or retail management system, this could allow an attacker to access customer information, financial records, inventory data, or operational details that should remain confidential and restricted. The privilege abuse capability means that attackers could escalate their access from basic user accounts to administrative privileges, potentially compromising the entire system. This vulnerability particularly threatens organizations that rely on QRMenu for managing customer-facing services, as the attack surface includes not just internal system access but also potential exposure of customer data and business operations. The impact is further amplified by the fact that the vulnerability affects a widely deployed application, increasing the potential attack surface and the number of systems that could be compromised.
Mitigation strategies for CVE-2025-9902 should focus on implementing robust input validation and authentication mechanisms that do not rely on user-controlled parameters for authorization decisions. Organizations should immediately update to the latest version of QRMenu that addresses this vulnerability, as specified in the affected version range. The system should enforce strict validation of all authentication tokens and access control identifiers, ensuring that these values cannot be manipulated by unauthorized users. Implementing proper session management, using secure token generation mechanisms, and applying principle of least privilege should be prioritized. Security controls should include logging and monitoring of authorization attempts, implementing rate limiting for authentication requests, and conducting regular security assessments of the application's access control mechanisms. Additionally, organizations should consider implementing network segmentation and access controls to limit the potential impact of successful exploitation, while also ensuring that all user interactions with the application are properly authenticated and authorized through secure channels that prevent manipulation of critical parameters.