SiYuan: The reference filter for getRefIDs checks visibility but not the password tier, disclosing that password-protected documents reference a given block

Summary /api/block/getRefIDs filters its results for reader roles through a helper that checks only the visibility tiers. The password tier is not checked, because the helper does not receive the request context and therefore cannot evaluate the publish auth cookie. A reader who has not entered a...

Duplicate Advisory: The reference filter for getRefIDs checks visibility but not the password tier, disclosing that password-protected documents reference a given block

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-vg99-7gj7-2fr5. This link is maintained to preserve external references. Original Description SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the /api/block/getRefIDs endpoint th...

CVE-2026-73606 SiYuan before v3.7.4 Information Disclosure via getRefIDs

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...

CVE-2026-73606 SiYuan before v3.7.4 Information Disclosure via getRefIDs

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...

CVE-2026-73606: Authorization Bypass Through User-Controlled Key

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...