CVE-2026-85229
Received Received - Intake

Reflected Cross-Site Scripting in Apache SkyWalking UI

Publication date: 2026-09-04

Last updated on: 2026-09-04

Assigner: Apache Software Foundation

Description
** UNSUPPORTED WHEN ASSIGNED ** Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache SkyWalking Booster UI. This issue affects Apache SkyWalking UI : from 10.2.0 through 10.4.0. Users are recommended to upgrade to Horizon UI 1.0.0, which fixes the issue.

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Meta Information

Published
2026-09-04
Last Modified
2026-09-04
Generated
2026-09-04
AI Q&A
2026-09-04
EPSS Evaluated
N/A
NVD
CVE-2026-85229
EUVD
EUVD-2026-70950

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
apache skywalking_ui From 10.2.0 (inc) to 10.4.0 (inc)
apache horizon_ui 1.0.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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Executive Summary

This is a cross-site scripting (XSS) vulnerability in Apache SkyWalking Booster UI versions 10.2.0 through 10.4.0. It allows improper neutralization of input during web page generation, which could enable attackers to inject malicious scripts into web pages viewed by users.

Detection Guidance

This vulnerability affects Apache SkyWalking UI versions 10.2.0 through 10.4.0. To detect it, check the installed version of SkyWalking UI using commands like 'curl -s http://<target>/version' or inspect package metadata. If the version falls within the affected range, the system is vulnerable.

Impact Analysis

This vulnerability could allow attackers to execute arbitrary scripts in the context of a user's browser session. This may lead to theft of session cookies, sensitive data exposure, or unauthorized actions on behalf of the user.

Compliance Impact

The vulnerability involves improper neutralization of input during web page generation, which allows cross-site scripting (XSS) attacks. This could potentially expose sensitive data processed by Apache SkyWalking UI, impacting compliance with standards like GDPR and HIPAA that require protection of personal and health information.

Mitigation Strategies

Upgrade to Horizon UI 1.0.0 or later to address the XSS vulnerability in Apache SkyWalking UI versions 10.2.0 through 10.4.0.

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