CVE-2026-41082: In OCaml opam before 2.5.1, a .install field containing a destination filepath can use ../ to reach a parent directory.

Overview

Severity

High (CVSS 7.3)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Apr

Released

2026-05-07

Last Updated

2026-05-19

EPSS Score

0.18% (percentile: 8.1%)

Affected Products (1)

Other

• 21322-17084

Revision History

• 2026-05-07: Information published.
• 2026-05-19: Information published.