Cross-site scripting (XSS) vulnerability in forums/ubbthreads.php in UBB.threads 7.5.6 and earlier allows remote attackers to inject arbitrary web script or HTML via the Loginname parameter.
SQL injection vulnerability in dosearch.inc.php in UBB.threads 7.3.1 and earlier allows remote attackers to execute arbitrary SQL commands via the Forum[] array parameter.
Cross-site scripting (XSS) vulnerability in index.php in UBBThreads 5.x and earlier allows remote attackers to inject arbitrary web script or HTML via the debug parameter, as demonstrated by stealing MD5 hashes of passwords.