A flaw was found in OpenSSH. With GSSAPI authentication enabled, a failed GSSAPI attempt can leave delegated credentials stored for the connection even though user authorization did not succeed. A later successful login on that connection is not authorized by the leftover state.

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Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

Set GSSAPIDelegateCredentials to no where that option exists, or set GSSAPIAuthentication to no if GSSAPI authentication is not required.

History

Thu, 15 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 15 Oct 2026 13:30:00 +0000

Type Values Removed Values Added
Description A flaw was found in OpenSSH. With GSSAPI authentication enabled, a failed GSSAPI attempt can leave delegated credentials stored for the connection even though user authorization did not succeed. A later successful login on that connection is not authorized by the leftover state.
Title Openssh: openssh: gssapi delegated credentials can be stored after a failed authentication
First Time appeared Redhat
Redhat enterprise Linux
Redhat hummingbird
Redhat openshift
Weaknesses CWE-459
CPEs cpe:/a:redhat:hummingbird:1
cpe:/a:redhat:openshift:4
cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:6
cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux
Redhat hummingbird
Redhat openshift
References
Metrics cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-10-15T16:10:12.671Z

Reserved: 2026-10-15T04:33:27.790Z

Link: CVE-2026-110924

cve-icon Vulnrichment

Updated: 2026-10-15T14:43:45.695Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-15T14:17:22.387

Modified: 2026-10-15T17:17:16.257

Link: CVE-2026-110924

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses