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Microsoft Security Response CenterCVE-2026-40890

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HighVendor CVSS 7.5 / 10 1 CVE Published Apr 23, 2026 at 1:04 AM UTC

Summary

Mariner

Products covered

  • cbl2 cri-o 1.22.3-20 on CBL Mariner 2.0

  • cbl2 cri-o 1.22.3-20 on CBL-Mariner 2.0

Remediation

CBL-Mariner Releases Release Notes

Vendor-listed fixes

  • 1.22.3-21

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: cbl2 cri-o 1.22.3-20 on CBL-Mariner 2.0.
    • The vendor changed its remediation guidance.

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  3. Added to SecurityAlert

    We collected the advisory from the official source.

  4. Confirmed at the source

    Our collector saw this advisory during a later source check.