CVE-2026-23794— Apache Syncope: Reflected XSS on Enduser Login
Quick assessment
Affected
Apache Software Foundation Apache Syncope
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Apache Syncope是美国阿帕奇（Apache）基金会的一套用于企业环境中的开源数字身份管理系统。该系统支持身份管理、角色配置等。 Apache Syncope 3.0版本至3.0.15版本和4.0版本至4.0.3版本存在跨站脚本漏洞，该漏洞源于Enduser登录页面存在反射型跨站脚本，可能导致凭据窃取。
Possible ATT&CK Techniques 1 AI
T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2026-23794
Vulnerability Information
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Vulnerability Title
Apache Syncope: Reflected XSS on Enduser Login
Source: CVE Program / CVE List V5
Vulnerability Description
Reflected XSS in Apache Syncope's Enduser Login page.
An attacker that tricks a legitimate user into clicking a malicious link and logging in to Syncope Enduser could steal that user's credentials.
This issue affects Apache Syncope: from 3.0 through 3.0.15, from 4.0 through 4.0.3.
Users are recommended to upgrade to version 3.0.16 / 4.0.4, which fix this issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Syncope 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Syncope是美国阿帕奇（Apache）基金会的一套用于企业环境中的开源数字身份管理系统。该系统支持身份管理、角色配置等。 Apache Syncope 3.0版本至3.0.15版本和4.0版本至4.0.3版本存在跨站脚本漏洞，该漏洞源于Enduser登录页面存在反射型跨站脚本，可能导致凭据窃取。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apache Software Foundation | Apache Syncope | 3.0 ~ 3.0.15 | - |
|
II. Public POCs for CVE-2026-23794
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2026-23794
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