{"action":"Upgrade github.com/siyuan-note/siyuan/kernel to 0.0.0-20260804015139-bd067a4fe9b2 or later.","affected":[{"introduced":"0"}],"component":"github.com/siyuan-note/siyuan/kernel","cve_ids":["CVE-2026-74904"],"ecosystem":"Go","epss":0.00449,"exploited":false,"fixed_versions":["0.0.0-20260804015139-bd067a4fe9b2"],"ghsa_id":"GHSA-4vpg-gwqq-w44c","id":"tcs_01M5KGVXP4GMDDAAAB6N0QSV6Z","modified_at":"2026-10-07T17:45:12.488229429Z","published_at":"2026-10-07T14:10:14Z","references":["https://osv.dev/vulnerability/GO-2026-6654","https://github.com/siyuan-note/siyuan/security/advisories/GHSA-4vpg-gwqq-w44c","https://nvd.nist.gov/vuln/detail/CVE-2026-74904","https://github.com/siyuan-note/siyuan/commit/bd067a4fe9b208c0858d8d9dc6220dc8affc403e","https://github.com/siyuan-note/siyuan/releases/tag/v3.8.0","https://www.vulncheck.com/advisories/siyuan-before-missing-authorization-via-block-api"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-6654","url":"https://osv.dev/vulnerability/GO-2026-6654"}],"summary":"SiYuan: 17 block metadata/content endpoints in kernel/api/block.go have zero publish-access filtering, reachable by anonymous publish-mode readers in github.com/siyuan-note/siyuan/kernel"}