---
title: "mercury — CVE-2026-111057"
description: "A remote code execution flaw affects the PyPI package mercury. Affected versions: >= 3.0.0, <= 3.2.3. Fixed from version 3.2.4. CVSS score 10."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-10-19-cve-2026-111057
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-10-19
dateModified: 2026-10-19
---
# mercury — CVE-2026-111057

A remote code execution flaw affects the PyPI package mercury. Affected versions: >= 3.0.0, <= 3.2.3. Fixed from version 3.2.4. CVSS score 10.

## What to do

Update mercury to 3.2.4 or later.

| Fact | Value |
| --- | --- |
| Package | mercury |
| Ecosystem | PyPI (Python) |
| Class | Remote code execution |
| Affected versions | >= 3.0.0, <= 3.2.3 |
| Fixed version | 3.2.4 |
| CVSS | 10 |
| CVE | CVE-2026-111057 |
| GHSA | GHSA-f8c7-rwf9-fmgm |
| Published on | October 19, 2026 |
| Severity | Critical |

## Sources

- [GitHub Security Advisory — GHSA-f8c7-rwf9-fmgm](https://github.com/advisories/GHSA-f8c7-rwf9-fmgm) — GitHub Security Advisories
- [NVD — CVE-2026-111057](https://nvd.nist.gov/vuln/detail/CVE-2026-111057) — NVD

---

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