From:             masakielastic at gmail dot com
Operating system: Any
PHP version:      5.5.0
Package:          mbstring related
Bug Type:         Feature/Change Request
Bug description:mb_ereg_replace's e modifier should be deprecated

Description:
------------
mb_ereg_replace's e modifier should be deprecated for prevent PHP's code 
execution and the explanation for using mb_ereg_replace_callback (since PHP

5.4.1) should be added in the manual. 

PHP: code execution via mb_ereg_replace
http://vigilance.fr/vulnerability/PHP-code-execution-via-mb-ereg-replace-8711

The reason why preg_replace's e modifier was deprecated in PHP 5.5 can be 
applied to mb_ereg_replace's e modifier.

http://www.php.net/manual/en/function.preg-replace.php
https://wiki.php.net/rfc/remove_preg_replace_eval_modifier

There is an example of implementation of mb_ereg_replace_callback as a user

function.

http://d.hatena.ne.jp/hnw/20110206


-- 
Edit bug report at https://bugs.php.net/bug.php?id=65079&edit=1
-- 
Try a snapshot (PHP 5.4):   
https://bugs.php.net/fix.php?id=65079&r=trysnapshot54
Try a snapshot (PHP 5.3):   
https://bugs.php.net/fix.php?id=65079&r=trysnapshot53
Try a snapshot (trunk):     
https://bugs.php.net/fix.php?id=65079&r=trysnapshottrunk
Fixed in SVN:               https://bugs.php.net/fix.php?id=65079&r=fixed
Fixed in release:           https://bugs.php.net/fix.php?id=65079&r=alreadyfixed
Need backtrace:             https://bugs.php.net/fix.php?id=65079&r=needtrace
Need Reproduce Script:      https://bugs.php.net/fix.php?id=65079&r=needscript
Try newer version:          https://bugs.php.net/fix.php?id=65079&r=oldversion
Not developer issue:        https://bugs.php.net/fix.php?id=65079&r=support
Expected behavior:          https://bugs.php.net/fix.php?id=65079&r=notwrong
Not enough info:            
https://bugs.php.net/fix.php?id=65079&r=notenoughinfo
Submitted twice:            
https://bugs.php.net/fix.php?id=65079&r=submittedtwice
register_globals:           https://bugs.php.net/fix.php?id=65079&r=globals
PHP 4 support discontinued: https://bugs.php.net/fix.php?id=65079&r=php4
Daylight Savings:           https://bugs.php.net/fix.php?id=65079&r=dst
IIS Stability:              https://bugs.php.net/fix.php?id=65079&r=isapi
Install GNU Sed:            https://bugs.php.net/fix.php?id=65079&r=gnused
Floating point limitations: https://bugs.php.net/fix.php?id=65079&r=float
No Zend Extensions:         https://bugs.php.net/fix.php?id=65079&r=nozend
MySQL Configuration Error:  https://bugs.php.net/fix.php?id=65079&r=mysqlcfg

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