CVE-2025-30637 in Booking Ultra Pro Plugin
Summary
by MITRE • 06/06/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Deetronix Booking Ultra Pro allows Stored XSS. This issue affects Booking Ultra Pro: from n/a through 1.1.20.
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Analysis
by VulDB Data Team • 06/06/2025
The vulnerability identified as CVE-2025-30637 represents a critical cross-site scripting flaw within the Deetronix Booking Ultra Pro application that enables stored XSS attacks. This weakness occurs during the web page generation process where input validation and sanitization mechanisms fail to properly neutralize malicious content submitted by users. The vulnerability specifically impacts versions of the Booking Ultra Pro application ranging from an unspecified starting point through version 1.1.20, indicating a potentially wide attack surface across multiple iterations of the software. The stored nature of this XSS vulnerability means that malicious scripts are permanently saved on the server and executed whenever affected pages are rendered to unsuspecting users, making it particularly dangerous for web applications that handle user-generated content.
The technical root cause of this vulnerability aligns with CWE-79 which specifically addresses improper neutralization of input during web page generation, a fundamental weakness in web application security. When users submit data through forms or other input mechanisms within the Booking Ultra Pro system, the application fails to adequately sanitize or escape special characters that could be interpreted as executable script code. This allows attackers to inject malicious JavaScript payloads that persist in the application's database or storage systems. The vulnerability's classification as stored XSS indicates that once the malicious input is processed and stored by the application, subsequent page requests will automatically execute the injected scripts within the context of authenticated user sessions, potentially leading to session hijacking, credential theft, or further compromise of the application environment.
The operational impact of this vulnerability extends beyond simple script execution as it creates a persistent threat vector that can compromise user sessions and data integrity. Attackers can leverage this weakness to steal session cookies, redirect users to malicious sites, modify application content, or even perform actions on behalf of authenticated users. The stored nature of the vulnerability means that the attack remains active until the malicious content is removed from the application's database, potentially affecting all users who access pages containing the compromised data. This makes the vulnerability particularly dangerous in environments where the application handles sensitive booking information, user credentials, or other confidential data that could be accessed through the execution of malicious scripts.
Organizations utilizing Deetronix Booking Ultra Pro must implement immediate remediation measures to address this vulnerability. The primary mitigation involves implementing comprehensive input validation and output encoding mechanisms throughout the application's data handling processes, specifically focusing on user-supplied content that is stored and later displayed. Security practitioners should enforce strict sanitization of all user inputs before storage and ensure that proper HTML escaping is applied during output generation to prevent script execution. Additionally, implementing Content Security Policy headers, utilizing secure session management practices, and conducting regular security audits of user input handling mechanisms will significantly reduce the risk of exploitation. The vulnerability's impact on versions through 1.1.20 suggests that organizations should prioritize upgrading to the latest available version of the software where this issue has been addressed, while also implementing compensating controls such as web application firewalls and regular security scanning to detect and prevent exploitation attempts.