Index: t3lib/class.t3lib_div.php
===================================================================
--- t3lib/class.t3lib_div.php	(Revision 8442)
+++ t3lib/class.t3lib_div.php	(Arbeitskopie)
@@ -3576,6 +3576,22 @@
 	}
 
 	/**
+	 * Checks if a given string is a valid frame URL to be loaded in the
+	 * backend.
+	 *
+	 * This is a wrapper for sanitizeBackEndUrl() which only exists in TYPO3 4.1.
+	 * Since TYPO3 4.2 the method is called sanitizeLocalUrl().
+	 *
+	 * @param string $url potential URL to check
+	 *
+	 * @return string either $url if $url is considered to be harmless, or an
+	 *                empty string otherwise
+	 */
+	function sanitizeLocalUrl($url = '') {
+		return t3lib_div::sanitizeBackEndUrl($url);
+	}
+
+	/**
 	 * Moves $source file to $destination if uploaded, otherwise try to make a copy
 	 * Usage: 4
 	 *
Index: typo3/tce_db.php
===================================================================
--- typo3/tce_db.php	(Revision 8442)
+++ typo3/tce_db.php	(Arbeitskopie)
@@ -112,7 +112,7 @@
 		$this->cmd = t3lib_div::_GP('cmd');
 		$this->mirror = t3lib_div::_GP('mirror');
 		$this->cacheCmd = t3lib_div::_GP('cacheCmd');
-		$this->redirect = t3lib_div::sanitizeLocalUrl(t3lib_div::_GP('redirect'));
+		$this->redirect = t3lib_div::sanitizeBackEndUrl(t3lib_div::_GP('redirect'));
 		$this->prErr = t3lib_div::_GP('prErr');
 		$this->_disableRTE = t3lib_div::_GP('_disableRTE');
 		$this->CB = t3lib_div::_GP('CB');
Index: typo3/logout.php
===================================================================
--- typo3/logout.php	(Revision 8442)
+++ typo3/logout.php	(Arbeitskopie)
@@ -72,7 +72,7 @@
 		$BE_USER->writelog(255,2,0,1,'User %s logged out from TYPO3 Backend',Array($BE_USER->user['username']));	// Logout written to log
 		$BE_USER->logoff();
 
-		$redirect = t3lib_div::sanitizeLocalUrl(t3lib_div::_GP('redirect'));
+		$redirect = t3lib_div::sanitizeBackEndUrl(t3lib_div::_GP('redirect'));
 		$redirectUrl = $redirect ? $redirect : 'index.php';
 
 		header('Location: '.t3lib_div::locationHeaderUrl($redirectUrl));