{"id":"GO-2026-4658","summary":"SiYuan: Authorization Bypass Allows Low-Privilege Publish User to Modify Notebook Content via /api/block/appendHeadingChildren in github.com/siyuan-note/siyuan/kernel","details":"SiYuan: Authorization Bypass Allows Low-Privilege Publish User to Modify Notebook Content via /api/block/appendHeadingChildren in github.com/siyuan-note/siyuan/kernel","aliases":["CVE-2026-30926","GHSA-f9cq-v43p-v523"],"modified":"2026-03-23T04:52:50.925159Z","published":"2026-03-11T16:00:40Z","database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-4658","review_status":"UNREVIEWED"},"references":[{"type":"ADVISORY","url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-f9cq-v43p-v523"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30926"}],"affected":[{"package":{"name":"github.com/siyuan-note/siyuan/kernel","ecosystem":"Go","purl":"pkg:golang/github.com/siyuan-note/siyuan/kernel"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4658.json"}}],"schema_version":"1.7.5"}