Symfony — фреймворк c открытым исходным кодом, написанный на PHP.

lib/form/sfForm.class.php in Symfony CMS before 1.4.20 allows remote attackers to read arbitrary files via a crafted upload request.

Symphony Vulnerable to PHP Code Injection via YAML Parsing

Symfony Arbitrary PHP code Execution

Symfony Authentication Bypass

Symfony Authentication Bypass

** DISPUTED ** The debug handler in Symfony before v2.7.33, 2.8.x before v2.8.26, 3.x before v3.2.13, and 3.3.x before v3.3.6 has XSS via an array key during exception pretty printing in ExceptionHandler.php, as demonstrated by a /_debugbar/open?op=get URI. NOTE: the vendor's position is that this is not a vulnerability because the debug tools are not intended for production use. NOTE: the Symfony Debug component is used by Laravel Debugbar.

Symfony Session Fixation Vulnerability

Symfony SSRF Vulnerability via Form Component

Symfony Host Header Injection

** DISPUTED ** Reflected Cross-site scripting (XSS) vulnerability in the web profiler in SensioLabs Symfony 3.3.6 allows remote attackers to inject arbitrary web script or HTML via the "file" parameter, aka an _profiler/open?file= URI. NOTE: The vendor states "The XSS ... is in the web profiler, a tool that should never be deployed in production (so, we don't handle those issues as security issues)."