{"id":"CVE-2026-119415","aliases":["CLSA-2026-1793803616","CLSA-2026-1794214739","CLSA-2026-1794214752","CLSA-2026-1794214770","EUVD-2026-113795","GHSA-vhmx-68q2-m9j5","UBUNTU-CVE-2026-119415"],"status":"published","title":"CakePHP through 5.4.3 MIME Header Injection via FormDataPart Content-Type","description":"CakePHP through 5.4.3 contains a header injection vulnerability in FormDataPart that allows attackers to inject MIME part headers via unsanitized Content-Type and Content-ID values. Attackers can supply CR/LF sequences in attachment MIME types or Content-IDs passed to Message::setAttachments() or HTTP client multipart data to add arbitrary headers or content.","severity":{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0037,"percentile":0.31186,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-93"],"published":"2026-10-30T11:30:48Z","modified":"2026-11-09T19:15:15Z","affected":[{"source":"osv","ecosystem":"TuxCare:Packagist","package":"cakephp/cakephp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.0.11"},{"fixed":"5.0.11-p2+tuxcare"}]}],"versions":["5.0.11","5.0.11-p1+tuxcare"],"bundled":5},{"source":"osv","ecosystem":"TuxCare:Packagist","package":"cakephp/cakephp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.6.5"},{"fixed":"4.6.5-p1+tuxcare"}]}],"versions":["4.6.5"],"bundled":5},{"source":"osv","ecosystem":"TuxCare:Packagist","package":"cakephp/cakephp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.5.12"},{"fixed":"4.5.12-p1+tuxcare"}]}],"versions":["4.5.12"],"bundled":5},{"source":"osv","ecosystem":"TuxCare:Packagist","package":"cakephp/cakephp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.4.18"},{"fixed":"4.4.18-p2+tuxcare"}]}],"versions":["4.4.18","4.4.18-p1+tuxcare"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"cakephp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.7.2-1","2.8.0-1","2.8.0-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"cakephp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.11-2"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"cakephp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.11-2.1","2.10.24-1"]}],"products":[{"vendor":"cakephp","product":"cakephp"}],"references":[{"url":"https://github.com/cakephp/cakephp/commit/2e54c227eaa4c0e0d5edd74931710fd4f8bc38b5","tags":["patch","fix","report"]},{"url":"https://github.com/cakephp/cakephp/commit/27263ae750a3cd8464a5db076f48a731c8283df2","tags":["patch","fix","report"]},{"url":"https://github.com/cakephp/cakephp/commit/c9a91149f04e2aee7faa30ed57d40f5b91d3f79e","tags":["patch","fix","report"]},{"url":"https://github.com/cakephp/cakephp/commit/d66e016d2fd9667dd605b56e25fbb3df5365406a","tags":["patch","fix","report"]},{"url":"https://github.com/cakephp/cakephp/pull/19715","tags":["patch","issue-tracking","fix","report"]},{"url":"https://github.com/cakephp/cakephp/blob/6f3dd91371ac0698b64024ddb21d57def9fbba91/src/Http/Client/FormDataPart.php#L200","tags":["technical-description","article","report"]},{"url":"https://github.com/cakephp/cakephp/blob/6f3dd91371ac0698b64024ddb21d57def9fbba91/src/Mailer/Message.php#L1181","tags":["technical-description","article","report"]},{"url":"https://abraxaslabs.tech/research/cakephp-attachment-crlf","tags":["third-party-advisory","advisory","report"]},{"url":"https://github.com/cakephp/cakephp","tags":["product","package","report"]},{"url":"https://www.vulncheck.com/advisories/cakephp-through-5.4.3-mime-header-injection-via-formdatapart-content-type","tags":["third-party-advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119415","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-vhmx-68q2-m9j5"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/119xxx/CVE-2026-119415.json","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-119415","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-119415","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-119415","title":"CakePHP through 5.4.3 MIME Header Injection via FormDataPart Content-Type","description":"CakePHP through 5.4.3 contains a header injection vulnerability in FormDataPart that allows attackers to inject MIME part headers via unsanitized Content-Type and Content-ID values. Attackers can supply CR/LF sequences in attachment MIME types or Content-IDs passed to Message::setAttachments() or HTTP client multipart data to add arbitrary headers or content.","status":"published","published":"2026-10-30T11:30:48.078Z","modified":"2026-11-04T02:19:32.675Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-93"],"updated_at":"2026-11-04T03:50:25.272214Z"}],"euvd":[{"id":"EUVD-2026-113795","description":"CakePHP through 5.4.3 contains a header injection vulnerability in FormDataPart that allows attackers to inject MIME part headers via unsanitized Content-Type and Content-ID values. Attackers can supply CR/LF sequences in attachment MIME types or Content-IDs passed to Message::setAttachments() or HTTP client multipart data to add arbitrary headers or content.","status":"published","published":"2026-10-30T11:30:48Z","modified":"2026-11-04T02:19:32Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-04T03:57:29.097782Z"}],"ghsa":[{"id":"GHSA-vhmx-68q2-m9j5","title":"CakePHP through 5.4.3 contains a header injection vulnerability in FormDataPart that allows...","description":"CakePHP through 5.4.3 contains a header injection vulnerability in FormDataPart that allows attackers to inject MIME part headers via unsanitized Content-Type and Content-ID values. Attackers can supply CR/LF sequences in attachment MIME types or Content-IDs passed to Message::setAttachments() or HTTP client multipart data to add arbitrary headers or content.","status":"published","published":"2026-10-30T12:31:18Z","modified":"2026-10-30T12:31:24Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-93"],"updated_at":"2026-11-02T15:14:42.307242Z"}],"nvd":[{"id":"CVE-2026-119415","description":"CakePHP through 5.4.3 contains a header injection vulnerability in FormDataPart that allows attackers to inject MIME part headers via unsanitized Content-Type and Content-ID values. Attackers can supply CR/LF sequences in attachment MIME types or Content-IDs passed to Message::setAttachments() or HTTP client multipart data to add arbitrary headers or content.","status":"published","published":"2026-10-30T12:16:37.85Z","modified":"2026-11-04T03:17:13.507Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-93"],"updated_at":"2026-11-04T06:53:34.694679Z"}],"osv":[{"id":"CVE-2026-119415","title":"CakePHP through 5.4.3 MIME Header Injection via FormDataPart Content-Type","description":"CakePHP through 5.4.3 contains a header injection vulnerability in FormDataPart that allows attackers to inject MIME part headers via unsanitized Content-Type and Content-ID values. Attackers can supply CR/LF sequences in attachment MIME types or Content-IDs passed to Message::setAttachments() or HTTP client multipart data to add arbitrary headers or content.","status":"published","published":"2026-10-30T11:30:48.078Z","modified":"2026-11-05T02:30:43.3922039Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-93"],"updated_at":"2026-11-07T03:08:01.41647Z"},{"id":"UBUNTU-CVE-2026-119415","description":"CakePHP through 5.4.3 contains a header injection vulnerability in FormDataPart that allows attackers to inject MIME part headers via unsanitized Content-Type and Content-ID values. 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Fixed in 4.4.18-p2+tuxcare.","status":"published","published":"2026-11-09T09:59:31Z","modified":"2026-11-09T19:15:14.543081271Z","updated_at":"2026-11-09T19:38:09.278998Z"}]}}