claude-agent-sdk
CriticalPyPICVE-2026-96620
What to do
Update claude-agent-sdk to 0.2.121 or later.
pip install "claude-agent-sdk>=0.2.121"
A remote code execution flaw affects the PyPI package claude-agent-sdk. Affected versions: < 0.2.121. Fixed from version 0.2.121.
What the flaw allows: An attacker can make the service run their own code.
- Package
- claude-agent-sdk
- Ecosystem
- PyPI (Python)
- Class
- Remote code execution
- Affected versions
- < 0.2.121
- Published on
- October 16, 2026
Sources
Entry built automatically from the cited security advisory, with no model rewriting. Acknowledged by the organisation or vendor, notified to an authority, or established by two independent sources.