WordPress 1.5.1.2 and earlier allows remote attackers to obtain sensitive information via (1) a direct request to menu-header.php or a \1\ value in the feed parameter to (2) wp-atom.php (3) wp-rss.php or (4) wp-rss2.php which reveal the path in an error message. NOTE: vector 1 was later reported to also affect WordPress 2.0.1.