CVE-2026-82652

MEDIUM 5.3

SiYuan before v3.8.1 Information Disclosure via Publish Access

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-668
Vendor	siyuan-note
Product	siyuan
Published	Aug 30, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

siyuan-note / siyuan

0 < 3.8.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/siyuan-note/siyuan/security/advisories/GHSA-2pgf-jv7c-q7rx vulncheck.com: https://www.vulncheck.com/advisories/siyuan-before-3.8.1-information-disclosure-via-publish-access

Credits

🔍 alham-rizvi