Multiple SQL injection vulnerabilities in Vanilla Forums before 2.0.18.8 allow remote attackers to execute arbitrary SQL commands via the parameter name in the Form/Email array to (1) entry/signin or (2) entry/passwordrequest.

Unspecified vulnerability in the update check in Vanilla Forums before 2.0.18.8 has unspecified impact and remote attack vectors, related to "object injection."

The edit-profile page in Vanilla Forums before 2.1a32 allows remote authenticated users to modify arbitrary profile settings by replacing the UserID value during a man-in-the-middle attack, related to a "parameter manipulation" issue.

Vanilla 2.0.16 allows remote attackers to obtain sensitive information via a direct request to a .php file, which reveals the installation path in an error message, as demonstrated by plugins/Minify/min/utils.php and certain other files.

Open redirect vulnerability in Vanilla Forums before 2.0.17.6 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the Target parameter to an unspecified component, a different vulnerability than CVE-2011-0526.

The cookie implementation in Vanilla Forums before 2.0.17.6 makes it easier for remote attackers to spoof signed requests, and consequently obtain access to arbitrary user accounts, via HMAC timing attacks.

Cross-site scripting (XSS) vulnerability in Vanilla Forums before 2.0.17.6 allows remote attackers to inject arbitrary web script or HTML via the p parameter to an unspecified component, a different vulnerability than CVE-2011-0526.