Auth bypass in Eugeny Russh
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…
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Eugeny Russh — versions < 0.62.5
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-68930?
- CVE-2026-68930 is a medium-severity vulnerability in Eugeny Russh, classified under CWE-666. CVSS score: 6.5/10. Published 2026-08-03.
- How severe is CVE-2026-68930?
- Medium severity. CVSS v3 base score is 6.5 out of 10.