Joomla! 1.0.7 and earlier allows attackers to bypass intended access restrictions and gain certain privileges via certain attack vectors related to the (1) Weblink, (2) Polls, (3) Newsfeeds, (4) Weblinks, (5) Content, (6) Content Section, (7) Content Category, (8) Contact items, or (9) Contact Search, (10) Content Search, (11) Newsfeed Search, or (12) Weblink Search.