{"cve_id":"CVE-2026-54420","published":"2026-06-14T04:16:28.630000+00:00","last_modified":"2026-07-23T09:10:00.113000+00:00","vuln_status":"Analyzed","description":"LiteSpeed cPanel plugin before 2.4.8 (as distributed in LiteSpeed WHM PlugIn before 5.3.2.0) mishandles symlinks provided by a user with FTP or web shell access on a shared hosting server running CloudLinux/CageFS, as exploited in the wild in May 2026.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","base_score":8.5,"base_severity":"HIGH","attack_vector":"NETWORK","privileges_req":"LOW","user_interaction":"NONE","scope":"CHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"HIGH","cwe_ids":["CWE-61"],"in_kev":true,"kev_date_added":"2026-06-15","kev_ransomware":false,"epss_score":0.01439,"epss_percentile":0.73166,"cap_rule_version":"0.1.1","stage":"PRIV_ESC","req_access":"USER","req_vector":"NETWORK","req_user_interaction":false,"grant_access":"PRIV","caps":["CODE_EXEC","PRIV_GAIN"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T12:16:41.254874+00:00","first_seen":"2026-06-14T04:16:28.630000+00:00","kev_first_seen":"2026-06-15T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["litespeedtech"],"products":["litespeed_cpanel_plugin","litespeed_whm_plugin"],"affected":[{"vendor":"litespeedtech","product":"litespeed_cpanel_plugin","ranges":["< 2.4.8"]},{"vendor":"litespeedtech","product":"litespeed_whm_plugin","ranges":["< 5.3.2.0"]}]}