Vulnerabilities CVE-2026-73606

CVE-2026-73606

Medium

Open

TLP:CLEAR

SiYuan before v3.7.4 Information Disclosure via getRefIDs

NVD CVE.org

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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.

Details

CVSS Score: 6.9
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N
Confidence: 90%
Published: Aug 13, 2026
Last Modified: Aug 13, 2026

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