CVE-2025-7539 in Online Appointment Booking System
Summary
by MITRE • 07/13/2025
A vulnerability, which was classified as critical, has been found in code-projects Online Appointment Booking System 1.0. This issue affects some unknown processing of the file /getdoctordaybooking.php. The manipulation of the argument cid leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
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Analysis
by VulDB Data Team • 07/13/2025
The vulnerability identified as CVE-2025-7539 represents a critical sql injection flaw within the code-projects Online Appointment Booking System version 1.0. This system, designed for managing medical appointments and related scheduling functions, contains a dangerous input validation weakness that allows attackers to manipulate database queries through the cid parameter in the /getdoctordaybooking.php endpoint. The vulnerability's classification as critical indicates the severe potential impact on system integrity and data confidentiality, particularly given that the system handles sensitive medical appointment information and patient scheduling data.
The technical flaw manifests through improper input sanitization within the application's backend processing logic. When the cid argument is passed to the /getdoctordaybooking.php file, the system fails to adequately validate or escape user-supplied data before incorporating it into sql queries. This allows an attacker to inject malicious sql commands that can manipulate the database structure, extract sensitive information, modify appointment records, or potentially gain unauthorized access to the underlying database system. The vulnerability is particularly concerning because it operates through a remote attack vector, meaning that an unauthenticated attacker can exploit this weakness without requiring physical access to the system or prior authentication credentials.
The operational impact of this sql injection vulnerability extends beyond simple data theft, as it could enable complete database compromise and unauthorized system access. Attackers could potentially extract all patient appointment records, personal health information, and scheduling data that the system manages. The disclosure of this exploit to the public increases the likelihood of real-world attacks, as malicious actors can immediately leverage the known vulnerability without requiring additional reconnaissance or development time. This scenario poses significant risks to healthcare organizations that may be using this specific booking system, potentially exposing sensitive patient data and violating healthcare privacy regulations such as hipaa.
Organizations utilizing this system should immediately implement multiple layers of defense to mitigate the risk. The primary remediation involves implementing proper input validation and parameterized queries to prevent sql injection attacks, ensuring that all user-supplied data is properly sanitized before database interaction. Additionally, access controls should be strengthened, and the system should be updated to the latest version if available, as the vulnerability exists in version 1.0 which likely lacks security patches. Network segmentation and intrusion detection systems should monitor for exploitation attempts, while regular security audits should verify that no unauthorized access has occurred. This vulnerability aligns with CWE-89 sql injection and represents a clear violation of ATT&CK technique T1190 exploitation of remote services, emphasizing the need for comprehensive security measures to protect healthcare data and maintain system integrity.
The public disclosure of this exploit creates an urgent security imperative for all affected organizations, as the window for potential exploitation is immediate and widespread. Security teams must conduct thorough vulnerability assessments across their entire infrastructure to identify any other systems that might be similarly vulnerable to sql injection attacks, particularly those using outdated or unpatched software components. The incident underscores the critical importance of maintaining current security practices and the potential consequences of using software versions that contain known vulnerabilities, particularly in healthcare environments where patient data protection is paramount.