Medium severity5.8NVD Advisory· Published Aug 14, 2026

CVE-2026-73048

Description

SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the getRefIDsByFileAnnotationID endpoint that returns block identifiers citing PDF annotations without publish-access filtering. Attackers can extract block identifiers from restricted documents by supplying annotation identifiers visible in published pages, revealing citation relationships across forbidden and password-protected tiers.

Affected products

Siyuan Note/Siyuanllm-fuzzy
Range: <3.7.4

Patches

Vulnerability mechanics

References

github.com/siyuan-note/siyuan/security/advisories/GHSA-f3q6-vc7q-m6h7nvd
www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-getrefidsbyfileannotationidnvd

News mentions

No linked articles in our index yet.

cvss	0.377
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000