diff options
Diffstat (limited to 'user_guide_src/source')
| -rw-r--r-- | user_guide_src/source/changelog.rst | 2 | ||||
| -rw-r--r-- | user_guide_src/source/installation/upgrade_300.rst | 28 |
2 files changed, 24 insertions, 6 deletions
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst index 57a7dc770..431016d6a 100644 --- a/user_guide_src/source/changelog.rst +++ b/user_guide_src/source/changelog.rst @@ -57,6 +57,7 @@ Release Date: Not Released - Added support for changing the file extension of log files using ``$config['log_file_extension']``. - Added support for turning newline standardization on/off via ``$config['standardize_newlines']`` and set it to FALSE by default. - Added configuration setting ``$config['composer_autoload']`` to enable loading of a `Composer <https://getcomposer.org/>`_ auto-loader. + - Removed the automatic conversion of 'programmatic characters' to HTML entities from the :doc:`URI Library <libraries/uri>`. - Helpers @@ -446,6 +447,7 @@ Release Date: Not Released - Added conditional PCRE UTF-8 support to the "invalid URI characters" check and removed the ``preg_quote()`` call from it to allow more flexibility. - Renamed method ``_filter_uri()`` to ``filter_uri()``. + - Changed method ``filter_uri()`` to accept by reference and removed its return value. - Changed private methods to protected so that MY_URI can override them. - Renamed internal method ``_parse_cli_args()`` to ``_parse_argv()``. - Renamed internal method ``_detect_uri()`` to ``_parse_request_uri()``. diff --git a/user_guide_src/source/installation/upgrade_300.rst b/user_guide_src/source/installation/upgrade_300.rst index ef85106b7..2e9ee4e72 100644 --- a/user_guide_src/source/installation/upgrade_300.rst +++ b/user_guide_src/source/installation/upgrade_300.rst @@ -223,8 +223,24 @@ Otherwise however, please review your usage of the following functions: ``$_COOKIE`` and ``$_SERVER`` superglobals are no longer automatically overwritten when global XSS filtering is turned on. +************************************************* +Step 12: Check for potential XSS issues with URIs +************************************************* + +The :doc:`URI Library <../libraries/uri>` used to automatically convert +a certain set of "programmatic characters" to HTML entities when they +are encountered in a URI segment. + +This was aimed at providing some automatic XSS prodection, in addition +to the ``$config['permitted_uri_chars']`` setting, but has proven to be +problematic and is now removed in CodeIgniter 3.0. + +If your application has relied on this feature, you should update it to +filter URI segments through ``$this->security->xss_clean()`` whenever you +output them. + ******************************************************** -Step 12: Update usage of Input Class's get_post() method +Step 13: Update usage of Input Class's get_post() method ******************************************************** Previously, the :doc:`Input Class <../libraries/input>` method ``get_post()`` @@ -235,14 +251,14 @@ A method has been added, ``post_get()``, which searches in POST then in GET, as ``get_post()`` was doing before. *********************************************************************** -Step 13: Update usage of Directory Helper's directory_map() function +Step 14: Update usage of Directory Helper's directory_map() function *********************************************************************** In the resulting array, directories now end with a trailing directory separator (i.e. a slash, usually). ************************************************************* -Step 14: Update usage of Database Forge's drop_table() method +Step 15: Update usage of Database Forge's drop_table() method ************************************************************* Up until now, ``drop_table()`` added an IF EXISTS clause by default or it didn't work @@ -264,7 +280,7 @@ If your application relies on IF EXISTS, you'll have to change its usage. all drivers with the exception of ODBC. *********************************************************** -Step 15: Change usage of Email library with multiple emails +Step 16: Change usage of Email library with multiple emails *********************************************************** The :doc:`Email Library <../libraries/email>` will automatically clear the @@ -279,7 +295,7 @@ pass FALSE as the first parameter in the ``send()`` method: } *************************************************** -Step 16: Update your Form_validation language lines +Step 17: Update your Form_validation language lines *************************************************** Two improvements have been made to the :doc:`Form Validation Library @@ -310,7 +326,7 @@ files and error messages format: later. **************************************************************** -Step 17: Remove usage of (previously) deprecated functionalities +Step 18: Remove usage of (previously) deprecated functionalities **************************************************************** In addition to the ``$autoload['core']`` configuration setting, there's a |