CVE-2024-42681: Improper Preservation of Permissions in xxl-job

com.xuxueli:xxl-job-core Updated 02 Oct 2025

Summary

15/08/2024

Disclosed on

CVE-2024-42681

CVE

Yes i

Fix available

High

Severity

8.8

CVSS Score

CVE-2024-42681: Improper Preservation of Permissions in xxl-job. Affects com.xuxueli:xxl-job-core versions < 2.4.2. Fixed in 2.4.2. How to fix ↓

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Background

xxl-job is a Maven package that provides job scheduling and task execution capabilities. It is commonly used in Java applications to manage and execute background tasks. The package allows users to define and schedule tasks, which are then executed by the system. However, a vulnerability has been discovered in version 2.4.1 of xxl-job, which could allow a remote attacker to execute arbitrary code by exploiting the Sub-Task ID component.

Vulnerability Detail

The vulnerability in xxl-job version 2.4.1 is due to insecure permissions. It allows a remote attacker to execute arbitrary code by manipulating the Sub-Task ID component. This could lead to unauthorized access, data breaches, or the execution of malicious commands on the affected system. The vulnerability has a moderate severity rating and has been reviewed by GitHub. More details can be found in the GitHub Advisory Database.

How To Fix

Minimum fixed version

2.4.2

This is the first release that contains the fix.

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Workaround

Currently, there is no known workaround for this vulnerability. It is essential to apply the recommended fix by upgrading to a patched version of xxl-job.

Conclusion

The vulnerability in xxl-job version 2.4.1 poses a risk of remote code execution due to insecure permissions. It is crucial for developers to upgrade to a patched version of xxl-job to mitigate this vulnerability and ensure the security of their applications.

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