CVE-2026-114577 in php-travel-agency-system
Summary
by MITRE • 10/22/2026
A vulnerability was found in oretnom23 php-travel-agency-system. This vulnerability affects unknown code of the file admin/insert.php of the component Insertion Handler. The manipulation of the argument costomer_id/payment_type/amount/description/user/uploadimage/full_name/visa_no results in sql injection. The attack may be launched remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.
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Analysis
by VulDB Data Team • 10/22/2026
The php-travel-agency-system, specifically within its oretnom23 iteration, contains a critical security flaw located in the admin/insert.php file which serves as the primary insertion handler for administrative data entry operations. This vulnerability stems from insufficient input validation and sanitization mechanisms applied to multiple user-supplied arguments including costomer_id, payment_type, amount, description, user, uploadimage, full_name, visa_no, among others. The core technical flaw is a classic SQL injection weakness where the application directly concatenates these unsanitized inputs into database query strings without employing parameterized queries or prepared statements as recommended by secure coding standards such as OWASP Top 10 and CWE-89. This architectural deficiency allows an attacker to inject malicious SQL code that alters the intended logic of backend database operations, potentially bypassing authentication controls, extracting sensitive data from the underlying database schema, modifying existing records, or even executing administrative commands on the host system depending on the privileges granted to the database user account associated with the web application.
From a threat modeling perspective aligned with MITRE ATT&CK frameworks this vulnerability maps directly to techniques involving SQL injection for credential harvesting and data exfiltration as well as potential privilege escalation if the database service runs with elevated permissions such as root or sa rights which is common in poorly configured legacy systems. The attack vector is classified as remote allowing an unauthenticated attacker to initiate exploitation over a network connection without requiring prior access credentials although successful exploitation may depend on specific configuration states of the target environment including whether magic quotes are enabled and disabled by default in modern PHP versions leaving this defense layer absent. Since exploit code has been publicly disclosed the barrier for entry is significantly lowered enabling automated scanning tools and opportunistic attackers to identify and compromise vulnerable instances rapidly across the internet without needing specialized knowledge beyond basic SQL injection syntax understanding.
The operational impact of exploiting this vulnerability can be severe ranging from complete data breach involving customer personal identifiable information such as visa numbers full names and contact details stored in the system to financial fraud through manipulation of payment records or transaction amounts described within the application logic. Additionally attackers may use the injected commands to create new administrative accounts thereby gaining persistent control over the backend interface which could lead further into lateral movement if other systems are interconnected via shared databases or network segments. The fact that the project maintainers have been notified but have not yet responded indicates a prolonged window of exposure during which automated bots and malicious actors actively scan for known vulnerable signatures increasing the likelihood of compromise particularly in environments where default configurations remain unchanged after deployment.
Mitigation strategies must prioritize immediate remediation through code-level fixes rather than relying solely on perimeter defenses although those should also be implemented as part of defense-in-depth approach developers need to refactor all database interaction points within admin/insert.php and related files to utilize prepared statements with bound parameters ensuring that user input is always treated strictly as data rather than executable SQL commands. Input validation routines should enforce strict type checking length limits and character whitelisting for fields like visa_no which typically contain only numeric digits while other text fields require escaping special characters even when using parameterized queries as a secondary safeguard. Database accounts used by the application must adhere to principle of least privilege restricting them from performing administrative actions such creating users or modifying system tables limiting blast radius in case partial compromise occurs.
Organizations currently running this software should immediately isolate affected instances from public internet access until patches are available implementing web application firewall rules that detect and block common SQL injection patterns including union based blind time-based payloads targeting the identified parameters listed above monitoring database logs for anomalous query structures originating from external IPs and reviewing existing data integrity to assess whether any unauthorized modifications have already occurred during the window of vulnerability exposure. Long term solutions involve migrating away from unsupported legacy frameworks toward modern secure development lifecycles incorporating static application security testing dynamic analysis and regular penetration tests to identify similar flaws before they reach production environments thereby reducing overall attack surface across organizational IT infrastructure.