github_osv/GHSA-52p9-v744-mwjj
Remote code execution in Kramdown
Kramdown before 2.3.1 does not restrict Rouge formatters to the Rouge::Formatters namespace, and thus arbitrary classes can be instantiated.
gitlab/gem/kramdown/CVE-2021-28834
Code Injection
Kramdown does not restrict Rouge formatters to the `Rouge::Formatters` namespace, and thus arbitrary classes can be instantiated.