{"id":"EM-20261104-34F4","url":"https://cyber.eventmonitor.net/incident/EM-20261104-34F4/critical-cgi-vulnerability-cve-2026-120642/","type":"cve","title":"Critical CGI Vulnerability (CVE-2026-120642)","subtitle":"CVE-2026-120642","subject":"CVE-2026-120642","status":"Developing","severity":"critical","affected":[],"headline":null,"born":"2026-11-04T00:17:25.650Z","firstSignal":"2026-11-03T23:40:44.000Z","lastSignal":"2026-11-04T00:17:25.650Z","updated":"2026-11-09T20:54:22.269Z","revision":1,"life":[{"status":"Born","at":"2026-11-04T00:17:25.650Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-04T00:17:25.650Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-03T23:40:44.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-04T00:17:25.650Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261104-34F4 created."},{"at":"2026-11-04T00:17:25.650Z","what":"Severity raised to Critical by C6"}],"stages":[{"name":"Disclosed","at":"2026-11-04T00:17:25.650Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-04T00:17:25.650Z","detail":"CVSS 9.1 · EPSS 0.2%"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-03T23:40:44.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-03T23:40:44.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":3,"title":"Red Hat: CVE-2026-120642 (important)","text":"perl-cgi: perl-cgi: Security feature bypass via untainted request parameters","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-120642.json"},{"at":"2026-11-04T00:17:25.650Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":4,"title":"CVE-2026-120642 (CVSS 9.1)","text":"CGI versions before 5.00 for Perl return request-derived values untainted under taint mode.\n\nThe upload filename, uploadInfo values, some path_info and script_name values, Accept results, and the name lists from url_param and cookie are returned without the taint flag, as is a cookie named expires from 4.67 on.\n\nThese values come from regex captures or hash keys, which Perl does not taint, so they pass -T checks unvalidated.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-120642"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-04T00:17:25.650","score":9.1,"severity":"CRITICAL","desc":"CGI versions before 5.00 for Perl return request-derived values untainted under taint mode.\n\nThe upload filename, uploadInfo values, some path_info and script_name values, Accept results, and the name lists from url_param and cookie are returned without the taint flag, as is a cookie named expires…","product":"","seen":1794257662269},"kev":null,"epss":{"epss":0.00191,"pct":0.08842,"at":1793803438877},"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}