Cross-site scripting (XSS) vulnerability in index.php in MercuryBoard 1.1.5 allows remote attackers to inject arbitrary web script or HTML via the message parameter (aka the message text area), which leads to an injection in the messenger during private message (PM) preview. NOTE: some of these details are obtained from third party information.

SQL injection vulnerability in func/login.php in MercuryBoard 1.1.5 and earlier allows remote attackers to execute arbitrary SQL commands via the User-Agent HTTP header ($_SERVER['HTTP_USER_AGENT']).

SQL injection vulnerability in post.php for MercuryBoard 1.1.1 allows remote attackers to execute arbitrary SQL commands via a reply post action for index.php with (1) the t parameter or (2) the qu parameter.

index.php in MercuryBoard 1.0.x and 1.1.x allows remote attackers to obtain sensitive information by setting the debug parameter.

Cross-site scripting (XSS) vulnerability in MercuryBoard 1.0.x and 1.1.x allows remote attackers to inject arbitrary HTML and web script via the f parameter.

MercuryBoard 1.1.1 allows remote attackers to gain sensitive information via an HTTP request with the n parameter set to 0, which causes a divide-by-zero error and reveals the path in the resulting error message.

Cross-site scripting (XSS) vulnerability in index.php for MercuryBoard 1.1.2 allows remote attackers to inject arbitrary web script or HTML via the Avatar field.

Cross-site scripting (XSS) vulnerability in MercuryBoard before 1.1.3 allows remote attackers to inject arbitrary web script or HTML via the title field of a PM (private message).

SQL injection vulnerability in index.php for MercuryBoard 1.1.4 and earlier allows remote attackers to execute arbitrary SQL commands via the User-Agent HTTP header.

SQL injection vulnerability in index.php for MercuryBoard 1.1.2 allows remote attackers to inject arbitrary SQL commands via the f parameter.

Multiple cross-site scripting (XSS) vulnerabilities in index.php in MercuryBoard 1.1.1 allow remote attackers to inject arbitrary web script or HTML via the (1) s, (2) l, (3) a, (4) t, (5) to, or (6) re parameters.