CVE-2026-82650 SiYuan before v3.8.1 Path Traversal via /api/template/render

SiYuan 3.8.0 contains a path traversal / sensitive file exposure vulnerability in the RenderTemplate function kernel/model/template.go, reachable via the POST /api/template/render endpoint kernel/api/template.go. The endpoint restricts the supplied path only to the workspace directory...