{"id":21786,"date":"2026-09-12T16:31:50","date_gmt":"2026-09-12T08:31:50","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-78159"},"modified":"2026-09-12T16:31:50","modified_gmt":"2026-09-12T08:31:50","slug":"cve-2026-78159","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-78159","title":{"rendered":"CVE-2026-78159 [CRITICAL] &#8211; The The Events Calendar plugin for WordPress is vulnerable to Remote Code Execution in all"},"content":{"rendered":"<p>The The Events Calendar plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 6.17.3 via the parse_array function. This is due to insufficient validation of the widget &#8216;classes&#8217; map, allowing a plain-array payload to bypass the is_safe_widget_instance() object check and reach the callable-invocation sink in Element_Classes::parse_array(). This makes it possible for unauthenticated attackers to execute code on the server. Exploitation requires that the targeted site has comments enabled on tribe_events posts and that at least one comment containing a crafted wp:legacy-widget block has been submitted, as the attack chain is triggered when do_blocks() processes the single-event HTML including the comment area.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The The Events Calendar plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 6.17.3 via the parse_array function. This is due to insufficient validation of<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-21786","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/21786","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=21786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21786"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}