{"cve_id":"CVE-2021-25298","published":"2021-02-15T13:15:12.857000+00:00","last_modified":"2026-07-09T13:39:54.287000+00:00","vuln_status":"Analyzed","description":"Nagios XI version xi-5.7.5 is affected by OS command injection. The vulnerability exists in the file /usr/local/nagiosxi/html/includes/configwizards/cloud-vm/cloud-vm.inc.php due to improper sanitization of authenticated user-controlled input by a single HTTP request, which can lead to OS command injection on the Nagios XI server.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","base_score":8.8,"base_severity":"HIGH","attack_vector":"NETWORK","privileges_req":"LOW","user_interaction":"NONE","scope":"UNCHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"HIGH","cwe_ids":["CWE-78"],"in_kev":true,"kev_date_added":"2022-01-18","kev_ransomware":false,"epss_score":0.73641,"epss_percentile":0.9947,"cap_rule_version":"0.1.1","stage":"EXECUTION","req_access":"USER","req_vector":"NETWORK","req_user_interaction":false,"grant_access":"USER","caps":["CODE_EXEC"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T09:34:18.848181+00:00","first_seen":"2021-02-15T13:15:12.857000+00:00","kev_first_seen":"2022-01-18T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["nagios"],"products":["nagios_xi"],"affected":[{"vendor":"nagios","product":"nagios_xi","ranges":["≥ 5.5.6 and ≤ 5.7.5"]}]}