CVE-2024-31258 in Form to Chat App Plugin
Summary
by MITRE • 04/07/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Micro.Company Form to Chat App allows Stored XSS.This issue affects Form to Chat App: from n/a through 1.1.6.
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Analysis
by VulDB Data Team • 04/07/2025
The CVE-2024-31258 vulnerability represents a critical cross-site scripting flaw within the Micro.Company Form to Chat App, specifically targeting the web page generation process where input data is improperly neutralized. This vulnerability falls under the Common Weakness Enumeration category CWE-79, which defines the weakness as the failure to neutralize output content in a manner that prevents execution of malicious scripts. The flaw enables attackers to inject malicious JavaScript code into the application's web interface through form submissions that are then stored and executed when other users view the affected pages. The vulnerability impacts versions of the Form to Chat App from an unspecified starting point through version 1.1.6, indicating a wide range of affected releases that could potentially expose users to persistent XSS attacks.
The technical implementation of this vulnerability stems from inadequate input validation and output sanitization mechanisms within the application's form processing pipeline. When users submit form data through the chat application interface, the system fails to properly escape or encode special characters that could be interpreted as HTML or JavaScript code. This allows malicious actors to inject script tags, event handlers, or other malicious payloads that execute within the context of other users' browsers. The stored nature of this XSS vulnerability means that once malicious input is submitted and processed by the application, it remains persistent in the system and will be executed every time affected pages are loaded or viewed by legitimate users. This characteristic transforms what might otherwise be a one-time attack into a persistent threat that can affect multiple users over extended periods.
The operational impact of CVE-2024-31258 extends beyond simple script execution, potentially enabling attackers to perform a wide range of malicious activities within the compromised environment. Adversaries could exploit this vulnerability to steal session cookies, redirect users to phishing sites, deface web pages, or even escalate privileges within the application if the chat system has elevated access rights. The stored XSS nature creates a particularly dangerous scenario where attackers can establish persistent backdoors or surveillance mechanisms that remain active until the vulnerability is patched. This vulnerability directly aligns with the attack pattern described in the MITRE ATT&CK framework under the technique T1531 - Run-time Application Prototyping, where attackers leverage application vulnerabilities to establish persistent access. The impact is particularly severe in collaborative environments where chat applications serve as communication hubs, as the compromise of a single form submission can affect multiple users simultaneously.
Mitigation strategies for CVE-2024-31258 should focus on implementing robust input validation and output encoding mechanisms throughout the application's data flow. Organizations must ensure that all user-supplied data is properly sanitized before being stored or rendered in web pages, implementing context-aware encoding for different output contexts such as HTML, JavaScript, and CSS. The immediate priority should be upgrading to the latest version of the Form to Chat App where this vulnerability has been addressed through proper input sanitization and output escaping mechanisms. Additionally, implementing Content Security Policy headers, employing proper input validation libraries, and conducting regular security assessments of web applications can help prevent similar vulnerabilities from emerging. Security teams should also consider implementing web application firewalls and monitoring systems that can detect and block suspicious input patterns that may indicate attempted XSS attacks. The vulnerability demonstrates the critical importance of maintaining secure coding practices and regular security updates as outlined in industry standards such as OWASP Top Ten and NIST Cybersecurity Framework, which emphasize the need for continuous vulnerability management and secure development lifecycle practices.