CVE-2020-15167: Johnkerl Miller

High severity, CVSS 8.6. EPSS: 0.4% chance of exploitation in the next 30 days.

In Miller (command line utility) using the configuration file support introduced in version 5.9.0, it is possible for an attacker to cause Miller to run arbitrary code by placing a malicious `.mlrrc` file in the working directory. See linked GitHub Security Advisory for complete details. A fix is ready and will be released as Miller 5.9.1.

Affected products

• Johnkerl Miller: version 5.9.0 only

Published 2020-09-02. Last modified 2026-06-17.