{"id":"CVE-2026-85578","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-85578","summary":"SiYuan through 3.8.1 contains an authorization bypass vulnerability in the /api/file/getFile endpoint that allows readers to retrieve files from notebooks explicitly configured as Visible:false.…","details":"SiYuan through 3.8.1 contains an authorization bypass vulnerability in the /api/file/getFile endpoint that allows readers to retrieve files from notebooks explicitly configured as Visible:false. Attackers with reader role can access private workspace files including notebook metadata and internal configuration by knowing the hidden notebook identifier and file path.","published":"2026-09-04T12:17:19.640","modified":"2026-09-04T12:17:19.640","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-8ggq-wq3f-vxrw"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/siyuan-through-3.8.1-authorization-bypass-via-getfile"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-04T12:17:19.640"}}