What is CVE-2026-73283?

CVE-2026-73283 is a security advisory published by Microsoft Security Response Center (MSRC) with Low severity. In sshd in OpenSSH before 10.5, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwarding but was not.

Which CVE IDs does CVE-2026-73283 cover?

CVE-2026-73283 covers the following CVE IDs: CVE-2026-73283. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-73283?

CVE-2026-73283 has a CVSS v3 base score of 2.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-73283?

CVE-2026-73283 affects 2 products, including: azl3 openssh 9.8p1-10 on Azure Linux 3.0; azl3 openssh 9.8p1-9 on Azure Linux 3.0.

CVE-2026-73283LowCVSS 2.5

In sshd in OpenSSH before 10.5, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwarding but was not.

Vendor

Microsoft Security Response Center (MSRC)

Published

August 23, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-73283 →

🎯 Affected products2

azl3 openssh 9.8p1-10 on Azure Linux 3.0
azl3 openssh 9.8p1-9 on Azure Linux 3.0

✅ Remediation

Security Update — fixed build 9.8p1-10

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-73283
patchhttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade