Medium severity · published Aug 12, 2026
CVE-2026-72788
SiYuan before v3.7.4 Information Disclosure via UILayout Filter
5.8
CVSS
0.4%
EPSS
No
On KEV
Description
SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the UILayout filter that fails to properly restrict administrator workspace state from publish readers. Unauthenticated attackers can retrieve the administrator's open documents, search terms, notebook paths, and private asset locations by calling the getConf endpoint without authentication.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SI
siyuan · siyuan-note
before 3.7.4 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-72788
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-72788
github.com
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-hgfg-j9pg-43xw
www.vulncheck.com
https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-uilayout-filter
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