CVE-2023-1013 in Vira-Investing
Summary
by MITRE • 03/30/2023
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Virames Vira-Investing allows Cross-Site Scripting (XSS).
This issue affects Vira-Investing: before 1.0.84.86.
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Analysis
by VulDB Data Team • 06/01/2026
This vulnerability represents a classic cross-site scripting flaw that exploits improper input validation in web applications. The issue manifests as an improper neutralization of script-related html tags within the Virames Vira-Investing platform, creating an environment where malicious scripts can be injected and executed in the context of other users' browsers. The vulnerability specifically affects versions prior to 1.0.84.86 of the Vira-Investing software, indicating that this was a recognized security gap that required a specific patch release to address. This type of vulnerability falls under the category of basic cross-site scripting attacks where user-supplied input is not properly sanitized before being rendered back to web page content, creating a pathway for attackers to inject malicious code that executes in the victim's browser context.
The technical implementation of this vulnerability stems from inadequate input validation mechanisms within the web application's processing pipeline. When user data is accepted through forms, parameters, or other input vectors and subsequently displayed on web pages without proper sanitization, attackers can embed malicious script code within the input fields. This script code typically consists of javascript payloads that are executed when the page loads, allowing attackers to perform actions such as stealing session cookies, redirecting users to malicious sites, or injecting additional malicious content. The vulnerability operates at the application layer where html content is generated dynamically, making it particularly dangerous as it can be exploited through various input points within the application's user interface.
The operational impact of this vulnerability extends beyond simple data theft or session hijacking. Attackers can leverage this weakness to perform more sophisticated attacks such as credential theft, privilege escalation, or even establish persistent backdoors within the application environment. The basic nature of this xss vulnerability means that attackers do not require advanced exploitation techniques or elevated privileges to cause damage. Once an attacker successfully injects malicious code, they can potentially access sensitive user information, manipulate application functionality, or use the compromised session to perform unauthorized actions on behalf of legitimate users. The vulnerability's presence in the investing platform specifically raises concerns about financial data exposure and potential manipulation of investment-related information.
Mitigation strategies for this vulnerability should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application. The most effective immediate solution involves upgrading to version 1.0.84.86 or later, which contains the necessary patches to address the improper html tag neutralization. Additionally, developers should implement strict input sanitization routines that filter or escape special characters before rendering user input in web pages. This approach aligns with the common weakness enumeration standard CWE-79 which specifically addresses cross-site scripting vulnerabilities and recommends proper input validation as the primary defense mechanism. The implementation of content security policies and proper output encoding techniques can further reduce the attack surface by preventing script execution in contexts where it should not occur.
The vulnerability also demonstrates the importance of adhering to established security frameworks such as those outlined in the attack technique catalog. This type of basic xss vulnerability can be classified under the attack technique of code injection and is often exploited as part of broader attack chains targeting web applications. Organizations should implement regular security assessments and code reviews to identify similar input validation gaps that could create similar vulnerabilities. The remediation process should include comprehensive testing of all input handling mechanisms and verification that user-supplied content is properly escaped or sanitized before being rendered in web contexts. This vulnerability serves as a reminder of the critical importance of input validation in web applications and the necessity of following secure coding practices that prevent malicious code execution through user-supplied data.