Discuz forum to blast the physical path principle-vulnerability warning-the black bar safety net

Affected version Discuz! 5.2 Discuz! 5.1 Discuz! 4.1 Discuz! 4.0 ............. 1. common. inc. php issues code 2 0, line 7 ..... $navtitle = $navigation = "; $extra = isset$extra && pregmatch"/^+$/i", $extra ? $extra : "; $tpp = intvalempty$DSESSION ? $topicperpage : $DSESSION; $ppp =...