CVE-2026-72797

SiYuan before v3.7.4 Information Disclosure via getEncryptedNotebookStatus

SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the getEncryptedNotebookStatus endpoint that returns encrypted notebook identifiers, names, and lock states without publish-access filtering. Anonymous readers and publish-mode accounts can enumerate all encrypted notebooks and their current unlock status, revealing sensitive notebook names and decryption state in memory.

Affected

siyuan-note · siyuan

CVSS v4.0 VULNCHECK

6.9 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/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

CVSS v3.1 VULNCHECK

5.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

EPSS

0.33% chance of exploitation in the next 30 days, 24th percentile

Published

2026-08-12

Updated

2026-08-14

Proof-of-concept exploits (1)

• advisories/GHSA-f2rw-w22v-54vh

References

• CVE Record
• NVD entry