phpBB 2.0.20 does not properly verify user-specified input variables used as limits to SQL queries, which allows remote attackers to obtain sensitive information via a negative LIMIT specification, as demonstrated by the start parameter to memberlist.php, which reveals the SQL query in the resulting error message.

PHP remote file inclusion vulnerability in config.php in phpBB ezBoard converter (ezconvert) 0.2 allows remote attackers to execute arbitrary PHP code via a URL in the ezconvert_dir parameter.

PHP remote file inclusion vulnerability in includes/functions.php in phpBB++ Build 100 allows remote attackers to execute arbitrary PHP code via a URL in the phpbb_root_path parameter.

PHP remote file inclusion vulnerability in includes/functions.php in Phpbb Tweaked 3 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the phpbb_root_path parameter.

PHP remote file inclusion vulnerability in includes/functions.php in phpBB2-MODificat 0.2.0 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the phpbb_root_path parameter.

Unspecified vulnerability in phpBB before 2.0.22 has unknown impact and remote attack vectors related to "criteria for 'bad' redirection targets."

Certain forms in phpBB before 2.0.22 lack session checks, which has unknown impact and remote attack vectors.

Unspecified vulnerability in phpBB before 2.0.22 has unknown impact and remote attack vectors related to a "negative start parameter."

PHP remote file inclusion vulnerability in includes/archive/archive_topic.php in Phpbbxtra 2.0 allows remote attackers to execute arbitrary PHP code via a URL in the phpbb_root_path parameter.

PHP remote file inclusion vulnerability in zufallscodepart.php in AMAZONIA MOD for phpBB allows remote attackers to execute arbitrary PHP code via a URL in the phpbb_root_path parameter.