Vulnerability in Cakephp

CVE-2026-77634

CakePHP is a rapid development framework for PHP. Prior to versions 4.5.12, 4.6.5, 5.1.8, 5.2.14, and 5.3.7 on their respective release lines, custom mail headers added with Message::setHeaders() or Message::addHeaders() do not have CRLF bytes removed, allowing header injection when user-controlled data is used in message headers. This issue is fixed in versions 4.5.12, 4.6.5, 5.1.8, 5.2.14, and 5.3.7.

Vulnerability class: CRLF Injection

Affected products

  • Cakephp — versions >= 4.5.0, < 4.5.12, >= 4.6.0, < 4.6.5, >= 5.0.0, < 5.1.9

Weakness classification (CWE)

References