High severity · published Mar 6, 2026
CVE-2026-29073
SiYuan: Direct SQL Query API accessible to Reader-level users enables unauthorized database access
8.8
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 27% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SI
siyuan · siyuan-note
< 3.6.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-29073
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-29073
Exploit
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-jqwg-75qf-vmf9
More from siyuan
10.0
CVE-2026-72811
SiYuan before v3.7.4 SQL Injection via backlink search
10.0
CVE-2026-69085
SiYuan before v3.7.3 SQL Injection via searchDocs
10.0
CVE-2026-69084
SiYuan before v3.7.3 SQL Injection via searchEmbedBlock
10.0
CVE-2026-69083
SiYuan before v3.7.3 SQL Injection via fullTextSearchAssetContent
10.0
CVE-2026-66012
SiYuan before v3.7.2 Unauthenticated Administrator Takeover via MCP