Vulnerability Description
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 Score
MEDIUM
Related Weaknesses (CWE)
References
- 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
FAQ
What is CVE-2026-68930?
CVE-2026-68930 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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/encryp...
How severe is CVE-2026-68930?
CVE-2026-68930 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-68930?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.