Auth bypass in Symfony Lox24-notifier

CVE-2026-45754

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 6.4.40, 7.4.12, and 8.0.12, the Mailjet mailer bridge and LOX24 notifier bridge webhook parsers received configured webhook secrets…

Vulnerability class: Broken Authentication

Affected products

  • Symfony Lox24-notifier — versions >= 7.1.0-BETA1, < 7.4.12, >= 8.0.0-BETA1, < 8.0.12
  • Symfony Mailjet-mailer — versions >= 6.4.0, < 6.4.40, >= 7.0.0-BETA1, < 7.4.12, >= 8.0.0-BETA1, < 8.0.12
  • Symfony — versions >= 6.4.0, < 6.4.40, >= 7.0.0-BETA1, < 7.4.12, >= 8.0.0-BETA1, < 8.0.12

Weakness classification (CWE)

References