What is CVE-2026-46705?

CVE-2026-46705 is a medium-severity vulnerability, classified under Improper Authentication. CVSS score: 5.3/10. Published 2026-06-10.

How severe is CVE-2026-46705?

Medium severity. CVSS v3 base score is 5.3 out of 10.

CVE-2026-46705

CVE-2026-46705

Russh is a Rust SSH client & server library. From version 0.34.0-beta.1 to before version 0.61.0, the russh server authentication path keeps internal userauth state across SSH_MSG_USERAUTH_REQUEST messages without separating that state whe…

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

security-advisories@github.com

Frequently asked questions

What is CVE-2026-46705?: CVE-2026-46705 is a medium-severity vulnerability, classified under Improper Authentication. CVSS score: 5.3/10. Published 2026-06-10.
How severe is CVE-2026-46705?: Medium severity. CVSS v3 base score is 5.3 out of 10.