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vuln-patterns-path-traversal
Use when auditing Python code involving file path operations (os.path.join, pathlib), file upload/download, archive extraction (tarfile, zipfile), or file inclusion. Covers CWE-22/23. Keywords: path traversal, directory traversal, zip slip, file upload, file download, extractall, Content-Disposition, secure_filename, session file, symlink, os.path.join absolute path override
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