Which CVE IDs does CVE-2026-59998 cover?

CVE-2026-59998 covers the following CVE IDs: CVE-2026-59998. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-59998?

CVE-2026-59998 has a CVSS v3 base score of 4.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-59998?

CVE-2026-59998 affects 3 products, including: azl3 openssh 9.8p1-10 on Azure Linux 3.0; azl3 openssh 9.8p1-8 on Azure Linux 3.0; azl3 openssh 9.8p1-9 on Azure Linux 3.0.

CVE-2026-59998MediumCVSS 4.8

sshd in OpenSSH before 10.4 has an undocumented security-relevant behavior: GSSAPIStrictAcceptorCheck has no value if the server is in Windows Active Directory.

Vendor

Microsoft Security Response Center (MSRC)

Published

July 11, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-59998 →

🎯 Affected products3

azl3 openssh 9.8p1-10 on Azure Linux 3.0
azl3 openssh 9.8p1-8 on Azure Linux 3.0
azl3 openssh 9.8p1-9 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update) Security Update

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59998
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade