CVE-2026-42497: Archive::Tar versions before 3.08 for Perl extract hardlinks to attacker controlled paths outside the extraction directory

Overview

Severity
High (CVSS 7.5)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U
Exploit Status
Not Exploited
Patch Tuesday
2026-May
Released
2026-05-29
EPSS Score
0.40% (percentile: 32.1%)

Affected Products (1)

Open Source Software

  • azl3 perl 5.38.2-509 on Azure Linux 3.0

Revision History

  • 2026-05-29: Information published.