engine/lib/users.php in Elgg before 1.8.5 does not properly specify permissions for the useradd action, which allows remote attackers to create arbitrary accounts.
Elgg 1.7.6 allows remote attackers to obtain sensitive information via a direct request to a .php file, which reveals the installation path in an error message, as demonstrated by vendors/simpletest/test/visual_test.php…
Cross-site scripting (XSS) vulnerability in the Twitter widget in Elgg before 1.7.17 and 1.8.x before 1.8.13 allows remote attackers to inject arbitrary web script or HTML via the params[twitter_username] parameter to ac…
engine/lib/access.php in Elgg before 1.8.5 does not properly clear cached access lists during plugin boot, which allows remote attackers to read private entities via unspecified vectors.
Cross-site scripting (XSS) vulnerability in engine/lib/views.php in Elgg before 1.8.5 allows remote attackers to inject arbitrary web script or HTML via the view parameter to index.php.