---
cve: "CVE-2026-68930"
severity: "MEDIUM"
cvss: 6.5
epss: "21%"
vendor: "Eugeny"
kev: false
exploited: false
published: "2026-08-03 17:16:44"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-18T04:55:24+02:00"
---

# CVE-2026-68930

> 6.5 MEDIUM · 🧪 PoC

## Beschreibung

Russh is a Rust SSH client & server library. Prior to 0.62.5, russh dispatches channel-scoped Handler callbacks for recipient channel IDs that were never opened or confirmed in russh/src/server/encrypted.rs, server_read_authenticated, and the exec_request callback. Version 0.62.5 fixes the issue.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Keine | good |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Keine | good |

## Patch verfügbar (OSV)

- 7c5659f8cf6f6f2f9989d12dba0ebf49dc50a171 (Commit)
- 4882af71cf27ea5293636bf4985ef296dcf20896 (Commit)

## Referenzen

- <https://github.com/Eugeny/russh/security/advisories/GHSA-m65r-rprj-r5rg>
- <https://github.com/Eugeny/russh/commit/7c5659f8cf6f6f2f9989d12dba0ebf49dc50a171>
- <https://github.com/Eugeny/russh/releases/tag/v0.62.5>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-68930) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_