{"id":"EM-20261104-98P0","url":"https://cyber.eventmonitor.net/incident/EM-20261104-98P0/cgi-vulnerability-cve-2026-120639/","type":"cve","title":"CGI Vulnerability (CVE-2026-120639)","subtitle":"CVE-2026-120639","subject":"CVE-2026-120639","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-04T00:17:25.263Z","firstSignal":"2026-11-03T23:40:30.000Z","lastSignal":"2026-11-04T00:17:25.263Z","updated":"2026-11-09T20:54:22.269Z","revision":1,"life":[{"status":"Born","at":"2026-11-04T00:17:25.263Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-04T00:17:25.263Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-03T23:40:30.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-04T00:17:25.263Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261104-98P0 created."},{"at":"2026-11-04T00:17:25.263Z","what":"Severity raised to High by C6"}],"stages":[{"name":"Disclosed","at":"2026-11-04T00:17:25.263Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-04T00:17:25.263Z","detail":"CVSS 7.2 · EPSS 0.2%"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-03T23:40:30.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-03T23:40:30.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":2,"title":"Red Hat: CVE-2026-120639 (moderate)","text":"perl-cgi: perl-cgi: HTTP header injection via improper newline validation","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-120639.json"},{"at":"2026-11-04T00:17:25.263Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-120639 (CVSS 7.2)","text":"CGI versions before 5.00 for Perl allow HTTP header injection via entity decoding after the newline check in header and unchecked values in multipart_start and do_push.\n\nWith autoEscape off, header decodes HTML entities in extra header values after its newline check, so an encoded CR or LF reaches the response. multipart_start does not check header values for newlines, and do_push does not check the type it prints in each part.\n\nAn application that passes request data into these header values can be made to add headers or split the response.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-120639"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-04T00:17:25.263","score":7.2,"severity":"HIGH","desc":"CGI versions before 5.00 for Perl allow HTTP header injection via entity decoding after the newline check in header and unchecked values in multipart_start and do_push.\n\nWith autoEscape off, header decodes HTML entities in extra header values after its newline check, so an encoded CR or LF reaches…","product":"","seen":1794257662269},"kev":null,"epss":{"epss":0.00227,"pct":0.13505,"at":1793803438877},"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}