CVE-2015-7541
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.
Date published : 2016-01-08
https://github.com/quadule/colorscore/commit/570b5e854cecddd44d2047c44126aed951b61718