CVE-2026-85756 SSH.NET - Command Injection

SSH.NET < 2026.0.0 contains a command injection caused by unsafe quoting of remote paths in ScpClient commands, letting authenticated SSH users execute arbitrary commands on shell-based servers, exploit requires crafted path for shell parsing.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.62% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Command Injection
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
16 September 2026
Updated
15 October 2026
Weakness
CWE-78

Vendor fix

Update to version 2026.0.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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