CVE-2026-101091 [HIGH] – SiYuan versions before v3.8.4 fail to properly validate SQL statements in block query embe

SiYuan versions before v3.8.4 fail to properly validate SQL statements in block query embed blocks executed against siyuan.db. Attackers can craft malicious .sy documents with non-read-only SQL statements that execute automatically during background indexing, rendering, or export operations without authentication.