Medium 6.5Published Aug 3, 2026

CVE-2026-68930Russh is a Rust SSH client & server library.

Updated under an hour ago (2026-10-19 06:20 UTC)

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Exploited in the last 30 days

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: 6.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness (CWE): CWE-666, CWE-696, CWE-863
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Deferred
Record last updated: Sep 9, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

No affected products are listed yet.

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

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.