---
title: "httpcore2 — CVE-2026-84381"
description: "A security flaw affects the PyPI package httpcore2. Affected versions: < 2.10.0. Fixed from version 2.10.0. CVSS score 8.1."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-09-08-cve-2026-84381
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-09-08
dateModified: 2026-09-08
---
# httpcore2 — CVE-2026-84381

A security flaw affects the PyPI package httpcore2. Affected versions: < 2.10.0. Fixed from version 2.10.0. CVSS score 8.1.

## What to do

Update httpcore2 to 2.10.0 or later.

| Fact | Value |
| --- | --- |
| Package | httpcore2 |
| Ecosystem | PyPI (Python) |
| Class | Other |
| Affected versions | < 2.10.0 |
| Fixed version | 2.10.0 |
| CVSS | 8.1 |
| CVE | CVE-2026-84381 |
| GHSA | GHSA-7mj9-2mp8-4m2p |
| Published on | September 8, 2026 |
| Severity | High |

## Sources

- [GitHub Security Advisory — GHSA-7mj9-2mp8-4m2p](https://github.com/advisories/GHSA-7mj9-2mp8-4m2p) — GitHub Security Advisories
- [NVD — CVE-2026-84381](https://nvd.nist.gov/vuln/detail/CVE-2026-84381) — NVD

---

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