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CVE-2026-55419: Fastapi Unrestricted File Uploadcve-2026-55419-fastapi-unrestricted-file-upload

The uploaded file is written directly to the filesystem using its original filename without validating the file extension or content. Validate the filename extension against an allowlist and verify the file content before saving to prevent arbitrary file upload vulnerabilities (CWE-434).

PythonFastAPICVE-2026-55419CWE-434
by Provallyupdated 2026-09-02Apache-2.0
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