SQL injection vulnerability in modules.php in PostNuke 0.764 allows remote attackers to execute arbitrary SQL commands via the sid parameter in a News article modload action.

Cross-site scripting (XSS) vulnerability in preview in the reviews section in PostNuke 0.764 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Unspecified vulnerability in the rating section in PostNuke 0.764 has unknown impact and attack vectors, related to "an interesting bug."

The faq section in PostNuke 0.764 allows remote attackers to obtain sensitive information (the full path) via "unvalidated output" in FAQ/index.php, possibly involving an undefined id_cat variable.

PostNuke 0.7.5.0, and certain minor versions, allows remote attackers to obtain sensitive information via a non-numeric value of the stop parameter, which reveals the path in an error message.

SQL injection vulnerability in the Downloads module for unknown versions of PostNuke allows remote attackers to execute arbitrary SQL commands via the lid parameter in a viewdownloaddetails operation. NOTE: this issue might have been in the viewdownloaddetails function in dl-downloaddetails.php, but PostNuke 0.764 does not appear to have this issue.

Directory traversal vulnerability in error.php in PostNuke 0.763 and earlier allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the PNSVlang (PNSV lang) cookie, as demonstrated by injecting PHP sequences into an Apache HTTP Server log file, which is then included by error.php.

SQL injection vulnerability in modules/Downloads/admin.php in the Admin section of PostNuke 0.762 allows remote attackers to execute arbitrary SQL commands via the hits parameter.

Interpretation conflict in PostNuke 0.761 and earlier allows remote attackers to conduct cross-site scripting (XSS) attacks via HTML tags with a trailing "<" character, which is interpreted as a ">" character by some web browsers but bypasses the blacklist protection in (1) the pnVarCleanFromInput function in pnAPI.php, (2) the pnSecureInput function in pnAntiCracker.php, and (3) the htmltext parameter in an edituser operation to user.php.

Dynamic code evaluation vulnerability in tests/tmssql.php test script in ADOdb for PHP before 4.70, as used in multiple products including (1) Mantis, (2) PostNuke, (3) Moodle, (4) Cacti, (5) Xaraya, (6) PhpOpenChat, possibly (7) MAXdev MD-Pro, and (8) Simplog, allows remote attackers to execute arbitrary PHP functions via the do parameter, which is saved in a variable that is then executed as a function, as demonstrated using phpinfo.