CVE-2026-44283: etcd: Read access via PrevKv in etcd transactions may bypass RBAC authorization checks

Overview

Severity
Medium (CVSS 6.5)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Exploit Status
Not Exploited
Patch Tuesday
2026-May
Released
2026-05-17
Last Updated
2026-05-30
EPSS Score
0.22% (percentile: 13.0%)

Affected Products (1)

Open Source Software

  • azl3 etcd 3.5.28-1 on Azure Linux 3.0

Revision History

  • 2026-05-17: Information published.
  • 2026-05-18: Information published.
  • 2026-05-26: Information published.
  • 2026-05-30: Information published.