SQL injection vulnerability in index.php in MyTopix 1.3.0 and earlier allows remote authenticated users to execute arbitrary SQL commands via the send parameter in a notes action.

MyTopix 1.2.3 allows remote attackers to obtain the installation path via a direct request to logon.mod.php, which leaks the path in an error message.

MyTopix 1.2.3 allows remote attackers to obtain the installation path via an invalid hl parameter to index.php, which leads to path disclosure, possibly related to invalid SQL syntax.

SQL injection vulnerability in search.php in MyTopix 1.2.3 allows remote attackers to execute arbitrary SQL commands via the (1) mid and (2) keywords parameters.