CVE-2017-1000026: Progress Mixlib-Archive

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using ".." in tar archive entries

Affected products

• Progress Mixlib-Archive: up to and including 0.3.0

Published 2017-07-17. Last modified 2026-06-17.