Apache SkyWalking has a stored XSS vulnerability
Date: 2025-11
Affected: maven/org.apache.skywalking:apm-webapp
Attack vector: xss
Category: vulnerability-disclosure
Severity: Medium
CVE: CVE-2025-54057
CWE: CWE-80
CVSS: 6.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)

There is an Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Apache SkyWalking. This issue affects Apache SkyWalking versions <= 10.2.0. Users are recommended to upgrade to version 10.3.0, which fixes the issue. Version 10.3.0 has not been uploaded to the Maven registry at time of publish, please see [release notes](https://github.com/apache/skywalking/releases/tag/v10.3.0) for download instructions.


Mitigations:

Architectural layers (MAESTRO):