Medium severity5.8NVD Advisory· Published Aug 13, 2026· Updated Aug 13, 2026

CVE-2026-73606

Description

SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the /api/block/getRefIDs endpoint that fails to check password-protected document tiers. Unauthenticated readers can discover that password-protected documents reference specific blocks and obtain block identifiers without entering the document password.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Siyuan Note/Siyuanllm-fuzzy
Range: <v3.7.4

Patches

Vulnerability mechanics

References

github.com/siyuan-note/siyuan/security/advisories/GHSA-vg99-7gj7-2fr5nvd
www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-getrefidsnvd

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