---
title: "claude-agent-sdk — CVE-2026-96620"
description: "A remote code execution flaw affects the PyPI package claude-agent-sdk. Affected versions: < 0.2.121. Fixed from version 0.2.121."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-10-16-cve-2026-96620
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-10-16
dateModified: 2026-10-16
---
# claude-agent-sdk — CVE-2026-96620

A remote code execution flaw affects the PyPI package claude-agent-sdk. Affected versions: < 0.2.121. Fixed from version 0.2.121.

## What to do

Update claude-agent-sdk to 0.2.121 or later.

| Fact | Value |
| --- | --- |
| Package | claude-agent-sdk |
| Ecosystem | PyPI (Python) |
| Class | Remote code execution |
| Affected versions | < 0.2.121 |
| Fixed version | 0.2.121 |
| CVE | CVE-2026-96620 |
| GHSA | GHSA-h4mw-j7qp-8mwm |
| Published on | October 16, 2026 |
| Severity | Critical |

## Sources

- [GitHub Security Advisory — GHSA-h4mw-j7qp-8mwm](https://github.com/advisories/GHSA-h4mw-j7qp-8mwm) — GitHub Security Advisories
- [NVD — CVE-2026-96620](https://nvd.nist.gov/vuln/detail/CVE-2026-96620) — NVD

---

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