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.
{
"cwe_ids": [
"CWE-77"
],
"github_reviewed": true,
"github_reviewed_at": "2020-06-16T21:21:15Z",
"severity": "CRITICAL",
"nvd_published_at": null
}