CVE-2026-3087: shutil.unpack_archive() doesn't check for Windows absolute paths in ZIPs

Overview

Severity
N/A
Exploit Status
Not Exploited
Patch Tuesday
2026-Apr
Released
2026-05-01
Last Updated
2026-08-11
EPSS Score
0.73% (percentile: 52.3%)

Affected Products (6)

Other

  • 21492-17084
  • 21694-17084
  • 21379-17084
  • 20937-21692

Open Source Software

  • azl3 python3 3.12.9-10 on Azure Linux 3.0
  • cbl2 python3 3.9.19-19 on CBL Mariner 2.0

Revision History

  • 2026-05-01: Information published.
  • 2026-05-19: Information published.
  • 2026-06-03: Information published.
  • 2026-06-28: Information published.
  • 2026-08-09: Information published.
  • 2026-08-10: Information published.
  • 2026-08-11: Information published.