CVE-2026-85229: CWE-79 Improper neutralization of input during web page generation ('cross-site scripting') in Apache Software Foundation Apache SkyWalking
Description
CVE-2026-85229 is a cross-site scripting (XSS) vulnerability in the Apache SkyWalking Booster UI affecting versions 10.2.0 through 10.4.0. This vulnerability involves improper neutralization of input during web page generation, which could allow an attacker to inject malicious scripts. The issue is resolved by upgrading to Horizon UI 1.0.0.
CVSS v3.1
Score 6.1medium
Affected software
Apache Software Foundation
Apache SkyWalking
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-79) in Apache SkyWalking Booster UI versions 10.2.0 through 10.4.0 allows improper neutralization of input during web page generation, leading to cross-site scripting (XSS). The vulnerability has a CVSS 3.1 base score of 6.1 (medium severity), with network attack vector, low attack complexity, no privileges required, user interaction required, scope changed, and impacts on confidentiality and integrity but not availability. The vendor recommends upgrading to Horizon UI 1.0.0, which fixes the issue.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary scripts in the context of the affected web UI, potentially leading to partial confidentiality and integrity impacts. There is no indication of availability impact or known active exploitation in the wild.
Mitigation Recommendations
Users should upgrade affected Apache SkyWalking UI versions (10.2.0 through 10.4.0) to Horizon UI 1.0.0, which contains the fix for this vulnerability. No other mitigations or temporary fixes are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-09-03T14:47:23.119Z
- State
- PUBLISHED
Threat ID: 6a9a71c8acd9273b4939154d
Added to database: 09/04/2026, 07:22:48 UTC
Last enriched: 09/15/2026, 00:48:30 UTC
Last updated: 10/17/2026, 18:48:23 UTC
Views: 83
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