CVE-2026-101091
7.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| siyuan-note | siyuan | 0 < 3.8.4 | affected |
| siyuan-note | siyuan | 3.8.4 | unaffected |
Weaknesses
- CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
References
- https://github.com/siyuan-note/siyuan/security/advisories/GHSA-67p9-hm94-xwf3
- https://github.com/siyuan-note/siyuan/commit/e8ace0c89182c7ee1a1298ff2a849bb6a83dfdec
- https://www.vulncheck.com/advisories/siyuan-before-3.8.4-sql-injection-via-block-query-embed
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