CVE-2024-49228 in bVerse Convert Plugin
Summary
by MITRE • 10/18/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Edwin Rivera bVerse Convert bverse-convert allows Stored XSS.This issue affects bVerse Convert: from n/a through <= 1.3.7.1.
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Analysis
by VulDB Data Team • 04/06/2026
The CVE-2024-49228 vulnerability represents a critical cross-site scripting flaw in the bVerse Convert web application developed by Edwin Rivera. This stored cross-site scripting vulnerability occurs during the web page generation process when user input is not properly sanitized or neutralized before being rendered back to users. The vulnerability specifically impacts versions of bVerse Convert ranging from the initial release through version 1.3.7.1, indicating a widespread issue that affects multiple iterations of the software. The stored nature of this XSS vulnerability means that malicious scripts can be permanently injected into the application's database and subsequently executed whenever affected pages are loaded by other users, making it particularly dangerous for web applications that process user-generated content.
The technical flaw stems from inadequate input validation and output encoding mechanisms within the bVerse Convert application's web page generation logic. When users submit data through the application's interface, the system fails to properly sanitize or escape special characters that could be interpreted as executable code by web browsers. This improper neutralization creates an attack vector where malicious actors can inject javascript code or other malicious scripts into the application's content management system. The vulnerability maps directly to CWE-79 which defines Cross-Site Scripting as a weakness where untrusted data is embedded into web pages without proper validation or encoding. The stored nature of this vulnerability means that the malicious payload persists in the application's database and can be executed against multiple users over time, unlike reflected XSS which requires specific user interaction with malicious links.
The operational impact of this vulnerability is severe and multifaceted for organizations using bVerse Convert. Attackers can exploit this flaw to steal session cookies, perform unauthorized actions on behalf of users, redirect victims to malicious websites, or even deface the application's content. The stored XSS capability allows for persistent attacks that can compromise multiple users over extended periods without requiring repeated exploitation attempts. This vulnerability could enable attackers to gain unauthorized access to user accounts, steal sensitive information, manipulate application data, or use compromised user sessions to perform further attacks within the organization's network. The impact extends beyond individual user compromise to potentially affect the entire application ecosystem, especially if the application handles sensitive data or provides administrative functions. Organizations may also face reputational damage, regulatory compliance violations, and potential legal consequences due to the exposure of user data through this vulnerability.
Mitigation strategies for CVE-2024-49228 should prioritize immediate remediation through software updates and patches provided by the vendor. Organizations should implement comprehensive input validation and output encoding mechanisms to prevent malicious scripts from being stored or executed within the application. The implementation of Content Security Policy headers can provide an additional layer of protection by restricting script execution and limiting the impact of successful XSS attacks. Regular security testing including automated scanning and manual penetration testing should be conducted to identify similar vulnerabilities within the application. Input sanitization should be implemented at multiple layers including client-side validation, server-side processing, and database storage to ensure comprehensive protection. Organizations should also consider implementing web application firewalls and monitoring systems to detect and prevent exploitation attempts. The vulnerability aligns with ATT&CK technique T1531 which focuses on use of web shells and persistent access mechanisms, highlighting the potential for long-term compromise through stored XSS attacks. Regular security awareness training for developers and administrators can help prevent similar issues in future development cycles and ensure proper security practices are followed throughout the application lifecycle.