{"id":"CVE-2026-85583","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-85583","summary":"SiYuan versions before v3.8.2 contain a path traversal vulnerability in the reader-accessible file-read endpoint that follows symlinks when opening authorized asset paths. Attackers…","details":"SiYuan versions before v3.8.2 contain a path traversal vulnerability in the reader-accessible file-read endpoint that follows symlinks when opening authorized asset paths. Attackers with reader role can request a logical asset under data/assets/ that is a symlink to a file outside the workspace and receive the target file bytes, bypassing workspace boundary restrictions.","published":"2026-09-04T12:17:20.327","modified":"2026-09-04T12:17:20.327","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-g7gf-v79m-jwrm"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/siyuan-before-3.8.2-path-traversal-via-symlink-in-file-api"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-04T12:17:20.327"}}