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Microsoft Security Response CenterCVE-2026-73281

In ssh-agent in OpenSSH before 10.5, some operations can occur remotely but were intended to occur only locally, including operations that add tokens or use keys. This is caused by misinteraction between agent locking and the session-bind@openssh.com extension.

LowVendor CVSS 3.5 / 10 1 CVE Published Aug 14, 2026 at 6:45 PM UTC

Summary

Mariner

Products covered

  • azl3 openssh 9.8p1-9 on Azure Linux 3.0

  • azl3 openssh 9.8p1-10 on Azure Linux 3.0

Remediation

See the Microsoft Security Update Guide for the update that applies to your product.

Vendor-listed fixes

  • 9.8p1-10

CVEs in this advisory 1

Update history

What changed in later vendor updates

SecurityAlert records field-level changes from the point we begin following a bulletin. Earlier vendor changes may not have a field-by-field record.

    • Added affected products: azl3 openssh 9.8p1-10 on Azure Linux 3.0.
    • Added fixed versions: 9.8p1-10.
    • The vendor changed its remediation guidance.

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  4. Confirmed at the source

    Our collector saw this advisory during a later source check.