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Microsoft Security Response CenterCVE-2026-43968

CR Injection in SSE Encoder Enables Event Splitting via cow_sse:event/1

Low 1 CVE Published May 15, 2026 at 1:02 AM UTC

Summary

Mariner

Products covered

  • azl3 rabbitmq-server 3.13.7-3 on Azure Linux 3.0

  • azl3 rabbitmq-server 3.13.7-5 on Azure Linux 3.0

Remediation

CBL-Mariner Releases

Vendor-listed fixes

  • 3.13.7-4

  • 3.13.7-5

CVEs in this advisory 1

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.