CVE-2020-23814 xxl-job Multiple cross-site scripting (XSS) vulnerabilities

What is CVE-2020-23814?

CVE-2020-23814 is a medium-severity cross-site scripting vulnerability in n/a, published on 3 Sep 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Multiple cross-site scripting (XSS) vulnerabilities in xxl-job v2.2.0 allow remote attackers to inject arbitrary web script or HTML via (1) AppName and (2)AddressList parameter in JobGroupController.java file.

Weakness: CWE-79

Which versions are affected by CVE-2020-23814?

2 open source packages ship an affected version, including com.xuxueli:xxl-job. It affects 1 product.

Products include Xuxueli Xxl-Job.

How do I fix CVE-2020-23814?

Upgrade com.xuxueli:xxl-job to 2.3.0 or later.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2020-23814 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-23814 exists.

Public exploit code: 1 Nuclei template.

Other vulnerabilities in n/a

• CVE-2022-40929 XXL-JOB contains a Command execution vulnerability in background tasks Critical 9.8
• CVE-2024-42681 Improper Preservation of Permissions in xxl-job High 8.8
• CVE-2024-24113 XXL-JOB vulnerable to Server-Side Request Forgery High 8.8
• CVE-2023-48089 xxl-job-admin vulnerable to Remote Code Execution High 8.8
• CVE-2020-24922 xuxueli xxl-job Cross-Site Request Forgery Vulnerability High 8.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-pqqj-299w-wf53.