lib/functions/database.class.php in TestLink before 1.9.13 allows remote attackers to obtain sensitive information via unspecified vectors, which reveals the installation path in an error message.

lib/execute/execSetResults.php in TestLink before 1.9.13 allows remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via the filter_result_result parameter.

Multiple SQL injection vulnerabilities in TestLink 1.9.11 allow remote authenticated users to execute arbitrary SQL commands via the (1) name parameter in a Search action to lib/project/projectView.php or (2) id parameter to lib/events/eventinfo.php.

Multiple SQL injection vulnerabilities in TestLink 1.9.3, 1.8.5b, and earlier allow remote authenticated users with certain permissions to execute arbitrary SQL commands via the root_node parameter in the display_children function to (1) getrequirementnodes.php or (2) gettprojectnodes.php in lib/ajax/; the (3) cfield_id parameter in an edit action to lib/cfields/cfieldsEdit.php; the (4) id parameter in an edit action or (5) plan_id parameter in a create action to lib/plan/planMilestonesEdit.php; or the req_spec_id parameter to (6) reqImport.php or (7) in a create action to reqEdit.php in lib/requirements/. NOTE: some of these details are obtained from third party information.

Multiple SQL injection vulnerabilities in TestLink 1.8.5b and earlier allow remote authenticated users with the Requirement view permission to execute arbitrary SQL commands via the req_spec_id parameter to (1) reqSpecAnalyse.php, (2) reqSpecPrint.php, or (3) reqSpecView.php in requirements/. NOTE: some of these details are obtained from third party information.

TestLink before 1.7.1 does not enforce an unspecified authorization mechanism, which has unknown impact and attack vectors.