A recently discovered security vulnerability in OpenCATS v.9.6, a popular open-source applicant tracking system, exposes web applications to potential attacks from malicious users. This vulnerability, identified as CVE-2022-43015, is a reflected Cross-Site Scripting (XSS) vulnerability that affects the 'entriesPerPage' parameter. In this post, we will dive deeper into the details of this vulnerability, analyze the code snippet responsible for the issue, provide links to the original references, and discuss the potential exploit scenarios.
Details of the Vulnerability
The issue exists in the 'lib/DataGrid.php' file, where the entriesPerPage parameter is read from the GET request and treated without proper validation or encoding:
An example of such a malicious URL would be
Mitigation and Recommendation
To mitigate the CVE-2022-43015 vulnerability, users of OpenCATS v.9.6 are advised to update to the latest version of the software that contains a fix for this issue. Additionally, it is essential to practice secure coding techniques and ensure proper input validation, output encoding, and the use of current security best practices to protect against similar XSS vulnerabilities.
Published on: 10/19/2022 18:15:00 UTC
Last modified on: 10/20/2022 05:46:00 UTC