Description
In sshd in OpenSSH before 10.5, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwarding but was not.
Published: 2026-08-11
Score: 2.5 Low
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 12 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Title OpenSSH restrict keyword ineffective for tunnel forwarding

Tue, 11 Aug 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 11 Aug 2026 19:30:00 +0000

Type Values Removed Values Added
Description In sshd in OpenSSH before 10.5, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwarding but was not.
First Time appeared Openbsd
Openbsd openssh
Weaknesses CWE-670
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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-11T20:16:58.787Z

Reserved: 2026-08-11T19:15:24.007Z

Link: CVE-2026-73283

cve-icon Vulnrichment

Updated: 2026-08-11T20:16:54.641Z

cve-icon NVD

Status : Received

Published: 2026-08-11T20:18:49.960

Modified: 2026-08-11T21:17:53.413

Link: CVE-2026-73283

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-12T20:15:03Z

Weaknesses
  • CWE-670

    Always-Incorrect Control Flow Implementation