CVE-2026-68930

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 v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

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

Configurations

No configuration.

History

23 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Russh es una biblioteca de cliente y servidor SSH de Rust. Antes de la versión 0.62.5, russh despacha retrollamadas de gestor con ámbito de canal para IDs de canal de destinatario que nunca fueron abiertos o confirmados en russh/src/server/encrypted.rs, server_read_authenticated, y la retrollamada exec_request. La versión 0.62.5 soluciona el problema.

Information

Published : 2026-08-03 17:16

Updated : 2026-10-23 21:10

NVD link : CVE-2026-68930

Mitre link : CVE-2026-68930

CVE.ORG link : CVE-2026-68930

JSON object : View

Products Affected

No product.

CWE

CWE-666

Operation on Resource in Wrong Phase of Lifetime

CWE-696

Incorrect Behavior Order

CWE-863

Incorrect Authorization

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