CVE-2015-7541: colorscore Gem for Ruby lib/colorscore/histogram.rb Arbitrary Command Injection

Severity: Critical

CVSS Score: 10

The initialize method in the Histogram class in lib/colorscore/histogram.rb in the colorscore gem before 0.0.5 for Ruby allows context-dependent attackers to execute arbitrary code via shell metacharacters in the (1) image_path, (2) colors, or (3) depth variable.