CVE-2026-29073

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.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-jqwg-75qf-vmf9	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:b3log:siyuan:*:*:*:*:*:*:*:*

History

10 Mar 2026, 19:04

Type	Values Removed	Values Added
References	~~() https://github.com/siyuan-note/siyuan/security/advisories/GHSA-jqwg-75qf-vmf9 -~~	() https://github.com/siyuan-note/siyuan/security/advisories/GHSA-jqwg-75qf-vmf9 - Exploit, Vendor Advisory
First Time		B3log B3log siyuan
CPE		cpe:2.3:a:b3log:siyuan::::::::
Summary		(es) SiYuan es un sistema de gestión de conocimiento personal. Antes de la versión 3.6.0, la API /api/query/sql permite a un usuario ejecutar SQL directamente, pero solo verifica la autenticación básica, no los derechos de administrador; cualquier usuario autenticado, incluso los lectores, puede ejecutar cualquier consulta SQL en la base de datos. Este problema ha sido parcheado en la versión 3.6.0.
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.8

06 Mar 2026, 08:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-06 08:16

Updated : 2026-03-10 19:04

NVD link : CVE-2026-29073

Mitre link : CVE-2026-29073

CVE.ORG link : CVE-2026-29073

JSON object : View

Products Affected

b3log

siyuan

CWE

CWE-89

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

CWE-862

Missing Authorization

{"id": "CVE-2026-29073", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.7, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "PROOF_OF_CONCEPT", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2026-03-06T08:16:26.763", "references": [{"url": "https://github.com/siyuan-note/siyuan/security/advisories/GHSA-jqwg-75qf-vmf9", "tags": ["Exploit", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-89"}, {"lang": "en", "value": "CWE-862"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "SiYuan es un sistema de gesti\u00f3n de conocimiento personal. Antes de la versi\u00f3n 3.6.0, la API /api/query/sql permite a un usuario ejecutar SQL directamente, pero solo verifica la autenticaci\u00f3n b\u00e1sica, no los derechos de administrador; cualquier usuario autenticado, incluso los lectores, puede ejecutar cualquier consulta SQL en la base de datos. Este problema ha sido parcheado en la versi\u00f3n 3.6.0."}], "lastModified": "2026-03-10T19:04:03.527", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:b3log:siyuan:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B3E43B15-5B6B-4A0C-8940-D9291E75ACF8", "versionEndIncluding": "3.5.9"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}