{"id":"CVE-2026-101091","revision":"e5dafc3b082d460e8cdd438b17b83c06","records":[{"revision":"e5dafc3b082d460e8cdd438b17b83c06","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-101091","aliases":[],"title":"SiYuan before v3.8.4 SQL Injection via Block Query Embed","description":"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.","state":0,"publishedAt":"2026-09-28T22:00:17.204+00:00","modifiedAt":"2026-09-29T18:01:40.913+00:00","affected":[{"ecosystem":"Vendor product","name":"siyuan","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"siyuan-note\",\n                    \"product\": \"siyuan\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:golang/github.com/siyuan-note/siyuan/kernel\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"3.8.4\"\n                        },\n                        {\n                            \"version\": \"3.8.4\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"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","score":7.1,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N","score":7.1,"severity":"HIGH"}],"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"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-101091","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-101091","identifiers":["CVE-2026-101091"]},"retained":false,"historicalAffected":[]}],"coverage":[]}