In ssh in OpenSSH before 10.6, a $ or \ character can occur in a command-line username, leading to injection.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Openbsd Subscribe
Openssh Subscribe

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.openssh.org/releasenotes.html#10.6 cve-icon cve-icon
History

Wed, 07 Oct 2026 01:15:00 +0000

Type Values Removed Values Added
Title Command Injection via Special Characters in Command-Line Username

Tue, 06 Oct 2026 23:45:00 +0000

Type Values Removed Values Added
Description In ssh in OpenSSH before 10.6, a $ or \ character can occur in a command-line username, leading to injection.
First Time appeared Openbsd
Openbsd openssh
Weaknesses CWE-99
CPEs cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*
Vendors & Products Openbsd
Openbsd openssh
References
Metrics cvssV3_1

{'score': 2.5, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-10-06T23:42:14.374Z

Reserved: 2026-10-06T20:40:38.396Z

Link: CVE-2026-106583

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-07T00:17:20.743

Modified: 2026-10-07T00:17:20.743

Link: CVE-2026-106583

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-07T01:00:09Z

Weaknesses