FastAPI is a widely used PyPI package. As of 2026-05-24, there are 3 known vulnerabilities in the OSV database. The latest stable version is 0.136.3. Developers should audit their dependency trees and update to patched versions.
Package Overview
Known Vulnerabilities (3)
| ID | Severity | Score | Affected Versions | Fixed In | Description |
|---|---|---|---|---|---|
| CVE-2021-32677 | HIGH | 7.5 | 0 to 0.65.2 | 0.65.2 | Cross-Site Request Forgery (CSRF) in FastAPI |
| CVE-2021-32677 | UNKNOWN | - | 0 to fa7e3c996edf2d5482fff8f9d890ac2390dede4d; 0 to 0.65.2 | fa7e3c996edf2d5482fff8f9d890ac2390dede4d | FastAPI is a web framework for building APIs with Python 3.6+ based on standard Python type hints. FastAPI versions lower than 0.65.2 that used cookies for authentication in path operations that recei |
| CVE-2024-24762 | UNKNOWN | - | 0 to 9d34ad0ee8a0dfbbcce06f76c2d5d851085024fc; 0 to 0.109.1 | 9d34ad0ee8a0dfbbcce06f76c2d5d851085024fc | FastAPI is a web framework for building APIs with Python 3.8+ based on standard Python type hints. When using form data, `python-multipart` uses a Regular Expression to parse the HTTP `Content-Type` h |
Security Recommendations
- Pin FastAPI to the latest stable version (0.136.3) in your dependency manifest
- Enable automated dependency updates with Dependabot or Renovate
- Run regular vulnerability scans using
pip-audit - Review your lock file (requirements.txt) after every update
- Monitor the OSV database and NIST NVD for new advisories
FAQ
Is FastAPI safe to use?
FastAPI is actively maintained and widely used. As of 2026-05-24, there are 3 known vulnerabilities listed in the OSV database. Most have patches available. Keeping your dependencies updated and running regular security audits significantly reduces risk.
What vulnerabilities does FastAPI have?
The OSV database currently lists 3 vulnerabilities for FastAPI. These range in severity and are detailed in the vulnerability table above. Check the linked advisories for full technical details and remediation guidance.
How do I update FastAPI to fix vulnerabilities?
Run pip install --upgrade fastapi to get the newest version. Use pip-audit or safety check to scan for known vulnerabilities. Pin your dependencies with a requirements file and review updates regularly.
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