In sshd in OpenSSH before 10.6, GSSAPIAuthentication authentication state can incorrectly be persisted across authentication attempts.

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction Required

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.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
OpenBSD OpenSSH unaffected
Version Status Constraints
0 affected < 10.6

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Project Subscriptions

Vendors Products
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Advisories

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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
History

Tue, 06 Oct 2026 20:45:00 +0000

Type Values Removed Values Added
Description In sshd in OpenSSH before 10.6, GSSAPIAuthentication authentication state can incorrectly be persisted across authentication attempts.
First Time appeared Openbsd
Openbsd openssh
Weaknesses CWE-669
CPEs cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*
Vendors & Products Openbsd
Openbsd openssh
References
Metrics cvssV3_1

{'score': 2.2, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-10-06T20:28:56.022Z

Reserved: 2026-10-06T20:28:55.653Z

Link: CVE-2026-106555

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses