CVE-2023-26120: XXL-JOB Cross-site Scripting Vulnerability
Summary
CVE-2023-26120: XXL-JOB vulnerable to Cross-site Scripting. Affects com.xuxueli:xxl-job versions < 2.4.0. No fix is published. How to fix ↓
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Background
XXL-JOB is an open-source job scheduling framework that allows users to manage and execute tasks in distributed systems. It provides a web-based administration interface for managing users and jobs. The vulnerability in XXL-JOB versions 2.4.0 and earlier allows for cross-site scripting (XSS) attacks. This means that an attacker can inject malicious HTML code into the application, which will be executed when viewed by other users.
Vulnerability Detail
The XXL-JOB vulnerability arises from improper input sanitization in the user management functionality. Specifically, the /xxl-job-admin/user/add and /xxl-job-admin/user/update endpoints do not properly validate and sanitize user-supplied input, allowing an attacker to inject arbitrary HTML code. This can lead to various security risks, including session hijacking, defacement of web pages, and the theft of sensitive information.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, users can manually sanitize any user-supplied input before submitting it through the affected endpoints. This can be done by removing or encoding any HTML tags and special characters. However, this is not a foolproof solution and should only be used until a proper fix is implemented.
Conclusion
The XXL-JOB cross-site scripting vulnerability in versions 2.4.0 and earlier poses a significant security risk. It allows attackers to inject and execute arbitrary HTML code, potentially leading to various malicious activities. To mitigate this vulnerability, it is crucial to implement proper input validation and sanitization techniques. Users can also manually sanitize user-supplied input as a temporary workaround. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
XXL-JOB is an open-source job scheduling framework used for managing and executing tasks in distributed systems.
XXL-JOB versions 2.4.0 and earlier are affected by this cross-site scripting vulnerability.
This vulnerability allows an attacker to inject and execute arbitrary HTML code, which can lead to various security risks such as session hijacking, defacement of web pages, and theft of sensitive information.
To fix this vulnerability, the XXL-JOB development team should implement proper input validation and sanitization techniques. Users can also manually sanitize user-supplied input as a temporary workaround.
Yes, the CVSS score for this vulnerability is 6.1.
References
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