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CVE-2019-18889: Forbid serializing AbstractAdapter and TagAwareAdapter instances

CVE-2019-18889 fixes an issue where the destructor of TagAwareAdapter execute callables stored in properties, leading to possible remote code execution when an external payload is unserialized.

CVE-2019-10911: Add a separator in the remember me cookie hash

CVE-2019-10911 fixes an issue where there was not a clear differentiation between different parts of the content of a cookie allowing for potential to authenticate as a different user in particular situations

CVE-2019-10912: Prevent destructors with side-effects from being unserialized

CVE-2019-10912 fixes an issue where files could be deleted or raw output echoed when some classes were unserialized.

CVE-2019-10910: Check service IDs are valid

CVE-2019-10910 fixes an issue where crafted service IDs could be executed as code

CVE-2019-10909: Escape validation messages in the PHP templating engine

CVE-2019-10909 fixes an issue where when using the form theme of the PHP templating engine validation messages were not correctly escaped.

CVE-2019-10913: Reject invalid HTTP method overrides

CVE-2019-10913 ensures that HTTP Methods are sanitized for use in unescaped contexts.

Twig: Sandbox Information Disclosure

Fixing a vulnerability in Twig's sandbox mode.

CVE-2018-19790: Open Redirect Vulnerability when using Security\Http

CVE-2018-19790 fixes an open redirect vulnerability when using Security\Http

CVE-2018-19789: Disclosure of uploaded files full path

CVE-2018-19789 fixes a possible disclosure of an uploaded temporary file's full path in the form component

CVE-2018-14774: Possible host header injection when using HttpCache

CVE-2018-14774 fixes a possible host header injection when using HttpCache