{"cve_id":"CVE-2013-0333","published":"2013-01-30T12:00:08.930000+00:00","last_modified":"2026-06-16T23:49:12.870000+00:00","vuln_status":"Modified","description":"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.","cvss_version":"2.0","cvss_vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","base_score":7.5,"base_severity":"HIGH","attack_vector":"NETWORK","privileges_req":"","user_interaction":"NONE","scope":"","impact_c":"PARTIAL","impact_i":"PARTIAL","impact_a":"PARTIAL","cwe_ids":[],"in_kev":false,"kev_date_added":null,"kev_ransomware":false,"epss_score":0.95573,"epss_percentile":0.9987,"cap_rule_version":"0.1.1","stage":"RECON","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":false,"grant_access":"NONE","caps":["INFO_DISCLOSURE","TAMPER"],"terminal":false,"cap_confidence":"medium","ingested_at":"2026-09-18T08:11:20.952374+00:00","first_seen":"2013-01-30T12:00:08.930000+00:00","kev_first_seen":null,"novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["rubyonrails"],"products":["rails","ruby_on_rails"],"affected":[{"vendor":"rubyonrails","product":"rails","ranges":["2.3.0","2.3.1","2.3.2","2.3.3","2.3.4","2.3.9","2.3.10","2.3.11","2.3.12","2.3.13","2.3.14","2.3.15","3.0.0","3.0.1","3.0.2","3.0.3","3.0.4","3.0.5","3.0.6","3.0.7","3.0.8","3.0.9","3.0.10","3.0.11","3.0.12","3.0.13","3.0.14","3.0.16","3.0.17","3.0.18","3.0.19"]},{"vendor":"rubyonrails","product":"ruby_on_rails","ranges":["3.0.4"]}]}