CVE-2023-35072 in Travel Proagent
Summary
by MITRE • 09/05/2023
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Coyav Travel Proagent allows SQL Injection.
This issue affects Proagent: before 20230904 .
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Analysis
by VulDB Data Team • 05/23/2026
The vulnerability identified as CVE-2023-35072 represents a critical SQL injection weakness within the Coyav Travel Proagent software platform, specifically impacting versions prior to the 20230904 release. This flaw resides in the improper neutralization of special elements within SQL commands, creating a pathway for malicious actors to manipulate database queries through user input. The vulnerability falls under the CWE-89 category, which specifically addresses SQL injection vulnerabilities, and aligns with ATT&CK technique T1190 for exploitation of vulnerabilities in web applications. The affected Proagent software serves travel industry clients, making this vulnerability particularly concerning given the sensitive nature of travel booking data, customer information, and financial transactions that such systems typically handle.
The technical implementation of this vulnerability occurs when user-supplied input containing special SQL characters or sequences is directly incorporated into database queries without proper sanitization or parameterization. Attackers can exploit this weakness by injecting malicious SQL code through input fields, API endpoints, or parameters that are processed by the Proagent application. The vulnerability's impact extends beyond simple data retrieval, potentially enabling unauthorized database access, data modification, deletion of critical travel records, or even complete system compromise. The flaw likely exists in the application's database interaction layer where user inputs are concatenated directly into SQL statements rather than being properly escaped or parameterized, creating a direct attack surface for malicious SQL injection payloads.
Operationally, this vulnerability poses significant risks to travel agencies and booking platforms that utilize Coyav Travel Proagent, as it could lead to unauthorized access to customer booking details, personal identification information, payment records, and other sensitive data. The exposure of such information could result in identity theft, financial fraud, and regulatory compliance violations under data protection laws. Organizations using affected versions of Proagent may face substantial operational disruption, including potential service outages, customer trust erosion, and legal consequences from data breaches. The vulnerability's exploitation could also enable attackers to escalate privileges within the database, potentially leading to complete system compromise and unauthorized access to additional network resources that may be connected to the travel booking infrastructure.
Mitigation strategies for CVE-2023-35072 should prioritize immediate software updates to the Proagent platform version 20230904 or later, which contains the necessary patches to address the SQL injection vulnerability. Organizations should implement comprehensive input validation and sanitization measures, ensuring all user inputs are properly escaped or parameterized before database interaction. The deployment of web application firewalls and database activity monitoring systems can provide additional layers of protection against exploitation attempts. Security teams should conduct thorough code reviews to identify and remediate similar vulnerabilities in other applications within their portfolio, as this represents a common flaw pattern that often exists in legacy systems. Regular vulnerability assessments and penetration testing should be implemented to detect and address similar injection vulnerabilities across the organization's digital infrastructure, aligning with industry best practices for secure software development and maintaining compliance with security standards such as those outlined in the OWASP Top Ten and NIST cybersecurity frameworks.