CVE-2026-23795— Apache Syncope: Console XXE on Keymaster parameters
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版本存在代码问题漏洞，该漏洞源于Console存在XML外部实体引用限制不当，可能导致敏感数据泄露。
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I. Basic Information for CVE-2026-23795
Vulnerability Information
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Vulnerability Title
Apache Syncope: Console XXE on Keymaster parameters
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Restriction of XML External Entity Reference vulnerability in Apache Syncope Console.
An administrator with adequate entitlements to create or edit Keymaster parameters via Console can construct malicious XML text to launch an XXE attack, thereby causing sensitive data leakage occurs.
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
XML外部实体引用的不恰当限制(XXE)
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Syncope 代码问题漏洞
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版本存在代码问题漏洞，该漏洞源于Console存在XML外部实体引用限制不当，可能导致敏感数据泄露。
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-2026-23795
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2026-23795
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