---
title: "russh — CVE-2026-102823"
description: "A denial of service flaw affects the crates.io package russh. Affected versions: <= 0.63.0. Fixed from version 0.63.1. CVSS score 7.5."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-09-30-cve-2026-102823
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-09-30
dateModified: 2026-09-30
---
# russh — CVE-2026-102823

A denial of service flaw affects the crates.io package russh. Affected versions: <= 0.63.0. Fixed from version 0.63.1. CVSS score 7.5.

## What to do

Update russh to 0.63.1 or later.

| Fact | Value |
| --- | --- |
| Package | russh |
| Ecosystem | crates.io (Rust) |
| Class | Denial of service |
| Affected versions | <= 0.63.0 |
| Fixed version | 0.63.1 |
| CVSS | 7.5 |
| CVE | CVE-2026-102823 |
| GHSA | GHSA-47hw-gvq5-r2gm |
| Published on | September 30, 2026 |
| Severity | High |

## Sources

- [GitHub Security Advisory — GHSA-47hw-gvq5-r2gm](https://github.com/advisories/GHSA-47hw-gvq5-r2gm) — GitHub Security Advisories
- [NVD — CVE-2026-102823](https://nvd.nist.gov/vuln/detail/CVE-2026-102823) — NVD

---

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Method and safeguards : https://inyourgeek.com/en/methode
Full register : https://inyourgeek.com/en/failles-de-securite