lib/active_support/json/backends/yaml.rb
in Ruby on Rails 2.3.x before 2.3.16 and 3.0.x before 3.0.20 does not properly convert JSON data to YAML data for processing by a YAML parser, which allows remote attackers to execute arbitrary code, conduct SQL injection attacks, or bypass authentication via crafted data that triggers unsafe decoding, a different vulnerability than CVE-2013-0156.
{ "nvd_published_at": "2013-01-30T12:00:00Z", "cwe_ids": [ "CWE-74" ], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2020-06-16T22:03:24Z" }