Low severity3.7NVD Advisory· Published Oct 30, 2026
CVE-2026-119415
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.
Affected products
1Patches
Vulnerability mechanics
References
9- abraxaslabs.tech/research/cakephp-attachment-crlfnvd
- github.com/cakephp/cakephp/blob/6f3dd91371ac0698b64024ddb21d57def9fbba91/src/Http/Client/FormDataPart.phpnvd
- github.com/cakephp/cakephp/blob/6f3dd91371ac0698b64024ddb21d57def9fbba91/src/Mailer/Message.phpnvd
- github.com/cakephp/cakephp/commit/27263ae750a3cd8464a5db076f48a731c8283df2nvd
- github.com/cakephp/cakephp/commit/2e54c227eaa4c0e0d5edd74931710fd4f8bc38b5nvd
- github.com/cakephp/cakephp/commit/c9a91149f04e2aee7faa30ed57d40f5b91d3f79envd
- github.com/cakephp/cakephp/commit/d66e016d2fd9667dd605b56e25fbb3df5365406anvd
- github.com/cakephp/cakephp/pull/19715nvd
- www.vulncheck.com/advisories/cakephp-through-5.4.3-mime-header-injection-via-formdatapart-content-typenvd
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