# CVE-2026-68930

## Summary

- **CVE ID:** CVE-2026-68930
- **Severity:** MEDIUM
- **CVSS Score:** 6.5 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N)
- **CWE:** CWE-666, CWE-696, CWE-863
- **Published:** Aug 3, 2026
- **Last Modified:** Aug 3, 2026

## 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.

## Affected Products

- Eugeny — russh (< 0.62.5)

## References

- [CNA](https://github.com/Eugeny/russh/security/advisories/GHSA-m65r-rprj-r5rg)
- [CNA](https://github.com/Eugeny/russh/commit/7c5659f8cf6f6f2f9989d12dba0ebf49dc50a171)
- [CNA](https://github.com/Eugeny/russh/releases/tag/v0.62.5)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.21%
- **EPSS Percentile:** 11.6

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._