---
id: CVE-2026-106555
title: >-
  In sshd in OpenSSH before 10.6, GSSAPIAuthentication authentication state can
  incorrectly be persisted across authentication attempts.
summary: >-
  In sshd in OpenSSH before 10.6, GSSAPIAuthentication authentication state can
  incorrectly be persisted across authentication attempts.
severity: low
cvss: 2.2
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N'
cwe:
  - CWE-669
vendor: OpenBSD
product: OpenSSH
affected:
  - OpenSSH < 10.6
published: '2026-10-06'
updated: '2026-10-06'
sourceUpdated: '2026-10-06T21:17:19.213'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-106555'
references:
  - url: 'https://www.openssh.org/releasenotes.html#10.6'
    label: cve@mitre.org
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-06T21:20:28.987Z'
---

## Overview

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

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.