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.
History

Fri, 30 Oct 2026 11:45:00 +0000

Type Values Removed Values Added
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.
Title CakePHP through 5.4.3 MIME Header Injection via FormDataPart Content-Type
First Time appeared Cakephp
Cakephp cakephp
Weaknesses CWE-93
CPEs cpe:2.3:a:cakephp:cakephp:*:*:*:*:*:*:*:*
Vendors & Products Cakephp
Cakephp cakephp
References
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-30T11:30:48.078Z

Updated: 2026-10-30T11:30:48.078Z

Reserved: 2026-10-30T02:41:10.464Z

Link: CVE-2026-119415

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-30T12:16:37.850

Modified: 2026-10-30T19:07:25.060

Link: CVE-2026-119415

cve-icon Redhat

No data.