TYPO3 Core

Still present in 6.2.14: the file typo3/sysext/frontend/Configuration/TCA/tt_content.php contains the lines:

        'pi_flexform' => array(
            'l10n_display' => 'hideDiff',
            'label' => 'LLL:EXT:cms/locallang_ttc.xlf:pi_flexform',
            'config' => array(
                'type' => 'flex',
                'ds_pointerField' => 'list_type,CType',
                'ds' => array(
                    'default' => '
                        <T3DataStructure>
                          <ROOT>
                            <type>array</type>
                            <el>
                                <!-- Repeat an element like "xmlTitle" beneath for as many elements you like. Remember to name them uniquely  -->
                              <xmlTitle>
                                <TCEforms>
                                    <label>The Title:</label>
                                    <config>
                                        <type>input</type>
                                        <size>48</size>
                                    </config>
                                </TCEforms>
                              </xmlTitle>
                            </el>
                          </ROOT>
                        </T3DataStructure>
                    ',
                    ',media' => file_get_contents(\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extPath('cms') . 'flexform_media.xml')
                ),
                'search' => array(
                    'andWhere' => 'CType=\'list\''
                )
            )
        ),

Fixed in version 7 (latest master)

Resolved in v7. I encourage you to update. This change was a bit bigger than a few lines, that's why we did not backport it to 6.2. Also have a look at EXT:mediace in v7.