Multiple PHP remote file inclusion vulnerabilities in local Calendar System 1.1 allow remote attackers to execute arbitrary PHP code via a URL in the (1) TEMPLATE_DIR parameter to (a) showinvoices.php, (b) showmonth.php, (c) showevents.php, (d) retrieveinvoice.php, (e) modifyitem.php, and (f) lookup_userid.php; or the LIBDIR parameter to (g) editevent.php, (h) resetpassword.php, (i) signup.php, showmonth.php, (j) showday.php, showevents.php, and lookup_userid.php. NOTE: this issue has been disputed by a third party, who states that the associated variables are set in config.php before use
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