{"cve_id":"CVE-2014-3120","published":"2014-07-28T19:55:04.490000+00:00","last_modified":"2026-06-17T00:07:37.603000+00:00","vuln_status":"Analyzed","description":"The default configuration in Elasticsearch before 1.2 enables dynamic scripting, which allows remote attackers to execute arbitrary MVEL expressions and Java code via the source parameter to _search.  NOTE: this only violates the vendor's intended security policy if the user does not run Elasticsearch in its own independent virtual machine.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","base_score":8.1,"base_severity":"HIGH","attack_vector":"NETWORK","privileges_req":"LOW","user_interaction":"NONE","scope":"UNCHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"NONE","cwe_ids":["CWE-284"],"in_kev":true,"kev_date_added":"2022-03-25","kev_ransomware":false,"epss_score":0.88559,"epss_percentile":0.99773,"cap_rule_version":"0.1.1","stage":"RECON","req_access":"USER","req_vector":"NETWORK","req_user_interaction":false,"grant_access":"USER","caps":["INFO_DISCLOSURE","TAMPER"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T08:17:28.489625+00:00","first_seen":"2014-07-28T19:55:04.490000+00:00","kev_first_seen":"2022-03-25T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["elastic"],"products":["elasticsearch"],"affected":[{"vendor":"elastic","product":"elasticsearch","ranges":["< 1.2.0"]}]}