Medium severity · published Aug 30, 2026
CVE-2026-82652
SiYuan before v3.8.1 Information Disclosure via Publish Access
5.3
CVSS
0.3%
EPSS
No
On KEV
Description
SiYuan before v3.8.1 fails to filter invisible-tier content from SQL embed blocks, attribute-view keys, and attribute-view backlinks in publish mode. Anonymous readers can enumerate invisible content through these three listing mechanisms despite admin configuration marking content unlisted.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SI
siyuan · siyuan-note
before 3.8.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-82652
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-82652
github.com
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-2pgf-jv7c-q7rx
www.vulncheck.com
https://www.vulncheck.com/advisories/siyuan-before-3.8.1-information-disclosure-via-publish-access
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