CVE-2023-3955: Kubernetes - Windows nodes - Insufficient input sanitization leads to privilege escalation

Overview

Severity

High (CVSS 8.8)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-07

EPSS Score

3.39% (percentile: 87.7%)

Affected Products (1)

Open Source Software

• cbl2 cri-o 1.22.3-14

Revision History

• 2026-08-07: Information published.