CVE-2026-73607

Description

SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the /api/storage/getOutlineStorage endpoint that performs no authorization checks. Attackers can retrieve outline state including heading identifiers for any document by supplying its identifier, even for documents forbidden to the requester.

CVSS Vector

References

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-53fp-9jmv-227g
• https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-getoutlinestorage