GHSA-5VG9-5847-VVMQ Laravel Framework: CRLF injection in default email rule

Summary A CRLF injection vulnerability in Laravel's email validation, in combination with how Symfony Mailer and Symfony Mime handle certain character sequences, may allow an unauthenticated attacker to interfere with outbound email processing in applications that send mail to user-supplied...

PT-2026-45900

Name of the Vulnerable Software and Affected Versions Laravel affected versions not specified Description A CRLF injection flaw allows for mail relay abuse, email hijacking, and header abuse. CRLF injection occurs when an attacker inserts Carriage Return CR and Line Feed LF characters into an inp...