CVE-2020-9439

Multiple cross-site scripting (XSS) vulnerabilities in Uncanny Owl Tin Canny LearnDash Reporting before 3.4.4 allows authenticated remote attackers to inject arbitrary web script or HTML via the search_key GET Parameter in TinCan_Content_List_Table.php, message GET Parameter in licensing.php, tc_filter_group parameter in reporting-admin-menu.php, tc_filter_user parameter in reporting-admin-menu.php, tc_filter_course parameter in reporting-admin-menu.php, tc_filter_lesson parameter in reporting-admin-menu.php, tc_filter_module parameter in reporting-admin-menu.php, tc_filter_action parameter in reporting-admin-menu.php, tc_filter_data_range parameter in reporting-admin-menu.php, or tc_filter_data_range_last parameter in reporting-admin-menu.php.

• CWE-79

• https://gist.github.com/michiiii/9501b878e7ba3c9fc2a7407ff8277fa5Third Party Advisory
• https://www.uncannyowl.com/knowledge-base/tin-canny-learndash-reporting-changelog/Release Notes, Vendor Advisory
• https://gist.github.com/michiiii/9501b878e7ba3c9fc2a7407ff8277fa5Third Party Advisory
• https://www.uncannyowl.com/knowledge-base/tin-canny-learndash-reporting-changelog/Release Notes, Vendor Advisory

Published

Dec 23, 2020

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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