SiYuan: Missing publish-access filter on getAttributeViewKeysByID discloses database column schema, plus two unscoped block-ID enumeration oracles (publish mode)

CVE: This vulnerability corresponds to CVE-2026-72800. Summary POST /api/av/getAttributeViewKeysByID returns a database's full column schema with no publish-access filtering, while its sibling getAttributeViewKeys applies the filter for reader sessions. Two further endpoints,...

Duplicate Advisory: Missing publish-access filter on getAttributeViewKeysByID discloses database column schema, plus two unscoped block-ID enumeration oracles (publish mode)

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-5fhr-f75j-8wr9. This link is maintained to preserve external references. Original Description SiYuan versions before v3.7.4 fail to apply publish-access filtering to the getAttributeViewKeysByID endpoint, allowi...

CVE-2026-72800 SiYuan before v3.7.4 Information Disclosure via Unfiltered API

SiYuan versions before v3.7.4 fail to apply publish-access filtering to the getAttributeViewKeysByID endpoint, allowing authenticated readers to retrieve complete database column schemas including descriptions, select vocabularies, and template expressions. Additionally, getBlockDefIDsByRefText a...

PT-2026-71242

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.4 Description Authenticated readers or anonymous users when publish authentication is disabled can exploit missing publish-access filtering across multiple endpoints. The endpoint '/api/av/getAttributeViewKeysByID'...