CVE-2026-12003: CPython >3.11 Insecure Input Validation resulting in privilege escalation

Overview

Severity
N/A
Exploit Status
Not Exploited
Patch Tuesday
2026-Jun
Released
2026-06-21
Last Updated
2026-06-22
EPSS Score
0.14% (percentile: 3.3%)

Affected Products (2)

Open Source Software

  • azl3 python3 3.12.9-11 on Azure Linux 3.0
  • azl3 tensorflow 2.16.1-11 on Azure Linux 3.0

Revision History

  • 2026-06-21: Information published.
  • 2026-06-22: Information published.