GHSA-275H-V5H9-VR82 Siyuan: Authenticated path traversal in /snippets/ static handler (serveSnippets) leaks conf/conf.json secrets and siyuan.db

Reporter: Cavan Loughran, Celvex Group Inc. Summary ------- The /snippets/filepath route handler serveSnippets in kernel/server/serve.go performs a bare filepath.Joinutil.SnippetsPath, filePath on the single-decoded c.Request.URL.Path and serves the result with c.File, with NO IsSubPath containme...