CVE-2026-29073— SiYuan: Direct SQL Query API accessible to Reader-level users enables unauthorized database access
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I. Basic Information for CVE-2026-29073
Vulnerability Information
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Vulnerability Title
SiYuan: Direct SQL Query API accessible to Reader-level users enables unauthorized database access
Source: NVD (National Vulnerability Database)
Vulnerability Description
SiYuan is a personal knowledge management system. Prior to version 3.6.0, the /api/query/sql lets a user run sql directly, but it only checks basic auth, not admin rights, any logged-in user, even readers, can run any sql query on the database. This issue has been patched in version 3.6.0.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
SiYuan 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SiYuan是SiYuan开源的一个隐私至上的个人知识管理系统。 SiYuan 3.6.0之前版本存在安全漏洞，该漏洞源于/api/query/sql接口仅检查基本身份验证，可能导致任意SQL查询执行。
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 |
|---|---|---|---|---|
| siyuan-note | siyuan | < 3.6.0 | - |
II. Public POCs for CVE-2026-29073
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same product: siyuan
- CVE-2026-41894
SiYuan: Incomplete Fix Bypass for CVE-2026-30869: Path Trave - CVE-2026-41421
SiYuan Desktop Notification XSS Leads to Electron RCE - CVE-2026-40922
SiYuan: Incomplete sanitization of bazaar README allows stor - CVE-2026-40322
SiYuan: Mermaid `javascript:` Link Injection Leads to Stored - CVE-2026-40318
SiYuan: Publish Reader Path Traversal Delete via `removeUnus
Same vendor: siyuan-note
- CVE-2026-41894
SiYuan: Incomplete Fix Bypass for CVE-2026-30869: Path Trave - CVE-2026-41421
SiYuan Desktop Notification XSS Leads to Electron RCE - CVE-2026-40922
SiYuan: Incomplete sanitization of bazaar README allows stor - CVE-2026-40322
SiYuan: Mermaid `javascript:` Link Injection Leads to Stored - CVE-2026-40318
SiYuan: Publish Reader Path Traversal Delete via `removeUnus
Same weakness: CWE-862
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V. Comments for CVE-2026-29073
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