Vulnerability 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.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://abraxaslabs.tech/research/cakephp-attachment-crlf
- https://github.com/cakephp/cakephp
- https://github.com/cakephp/cakephp/blob/6f3dd91371ac0698b64024ddb21d57def9fbba91
- https://github.com/cakephp/cakephp/blob/6f3dd91371ac0698b64024ddb21d57def9fbba91
- https://github.com/cakephp/cakephp/commit/27263ae750a3cd8464a5db076f48a731c8283d
- https://github.com/cakephp/cakephp/commit/2e54c227eaa4c0e0d5edd74931710fd4f8bc38
- https://github.com/cakephp/cakephp/commit/c9a91149f04e2aee7faa30ed57d40f5b91d3f7
- https://github.com/cakephp/cakephp/commit/d66e016d2fd9667dd605b56e25fbb3df536540
- https://github.com/cakephp/cakephp/pull/19715
- https://www.vulncheck.com/advisories/cakephp-through-5.4.3-mime-header-injection
FAQ
What is CVE-2026-119415?
CVE-2026-119415 is a vulnerability with a CVSS score of 3.7 (LOW). 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 supp...
How severe is CVE-2026-119415?
CVE-2026-119415 has been rated LOW with a CVSS base score of 3.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-119415?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.