---
title: "nltk — CVE-2026-70626"
description: "A path traversal flaw affects the PyPI package nltk. Affected versions: <= 3.9.3. Fixed from version 3.9.4. CVSS score 6.2."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-09-08-cve-2026-70626
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-09-08
dateModified: 2026-09-08
---
# nltk — CVE-2026-70626

A path traversal flaw affects the PyPI package nltk. Affected versions: <= 3.9.3. Fixed from version 3.9.4. CVSS score 6.2.

## What to do

Update nltk to 3.9.4 or later.

| Fact | Value |
| --- | --- |
| Package | nltk |
| Ecosystem | PyPI (Python) |
| Class | Path traversal |
| Affected versions | <= 3.9.3 |
| Fixed version | 3.9.4 |
| CVSS | 6.2 |
| CVE | CVE-2026-70626 |
| GHSA | GHSA-r6gq-whwq-mvg9 |
| Published on | September 8, 2026 |
| Severity | Moderate |

## Sources

- [GitHub Security Advisory — GHSA-r6gq-whwq-mvg9](https://github.com/advisories/GHSA-r6gq-whwq-mvg9) — GitHub Security Advisories
- [NVD — CVE-2026-70626](https://nvd.nist.gov/vuln/detail/CVE-2026-70626) — NVD

---

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