CVE-2026-29073— SiYuan: Direct SQL Query API accessible to Reader-level users enables unauthorized database access
Quick assessment
Affected
siyuan-note siyuan
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.
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。
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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: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
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 |
|---|
AI-Generated POC
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IV. Related Vulnerabilities
Same product: siyuan
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CVE-2026-109310
SiYuan v3.1.12 before v3.8.6 Denial of Service via getDynami -
CVE-2026-109309
SiYuan v3.7.0 before v3.8.6 Arbitrary File Read via Plugin R -
CVE-2026-105205
SiYuan before 3.8.5 Information Disclosure via /api/block/ge -
CVE-2026-104410
SiYuan before 3.8.5 Information Disclosure via /api/export/p -
CVE-2026-103763
SiYuan before v3.8.5 Information Disclosure via /api/noteboo
Same vendor: siyuan-note
-
CVE-2026-109310
SiYuan v3.1.12 before v3.8.6 Denial of Service via getDynami -
CVE-2026-109309
SiYuan v3.7.0 before v3.8.6 Arbitrary File Read via Plugin R -
CVE-2026-105205
SiYuan before 3.8.5 Information Disclosure via /api/block/ge -
CVE-2026-104410
SiYuan before 3.8.5 Information Disclosure via /api/export/p -
CVE-2026-103763
SiYuan before v3.8.5 Information Disclosure via /api/noteboo
Same weakness: CWE-862
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CVE-2026-110882
WordPress SMS Alert Order Notifications plugin <= 4.0.1 - Br -
CVE-2026-111916
Admidio before 5.0.16 Information Disclosure via rss/links.p -
CVE-2026-111914
Admidio 5.0.11 before 5.0.16 Broken Access Control via inven -
CVE-2026-111910
phpMyFAQ before 4.1.9 and 4.2.0-alpha before 4.2.0-beta Auth -
CVE-2026-111897
phpMyFAQ 4.2.0-alpha before 4.2.0-beta Authorization Bypass
V. Comments for CVE-2026-29073
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