{"id":3481,"date":"2026-03-18T16:00:00","date_gmt":"2026-03-18T16:00:00","guid":{"rendered":"http:\/\/infosec-daily.com\/?page_id=3481"},"modified":"2026-03-18T16:00:00","modified_gmt":"2026-03-18T16:00:00","slug":"interlock-ransomware-exploits-cisco-fmc-zero-day-cve-2026-20131-for-root-access","status":"publish","type":"page","link":"https:\/\/infosec-daily.com\/?page_id=3481","title":{"rendered":"Interlock Ransomware Exploits Cisco FMC Zero-Day CVE-2026-20131 for Root Access"},"content":{"rendered":"<p>Amazon Threat Intelligence is warning of an active Interlock ransomware campaign that&#8217;s exploiting a recently disclosed critical security flaw in Cisco Secure Firewall Management Center (FMC) Software.<br \/>\nThe vulnerability in question is CVE-2026-20131 (CVSS score: 10.0), a case of insecure deserialization of user-supplied Java byte stream, which could allow an unauthenticated, remote attacker to<\/p>","protected":false},"excerpt":{"rendered":"<p>Amazon Threat Intelligence is warning of an active Interlock ransomware campaign that&#8217;s exploiting a recently disclosed critical security flaw in Cisco Secure Firewall Management Center (FMC) Software. The vulnerability in&hellip;<\/p>\n","protected":false},"author":1,"featured_media":3482,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"saved_in_kubio":false,"footnotes":""},"class_list":["post-3481","page","type-page","status-publish","has-post-thumbnail","hentry"],"kubio_ai_page_context":{"short_desc":"","purpose":"general"},"_links":{"self":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/pages\/3481","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3481"}],"version-history":[{"count":0,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/pages\/3481\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/infosec-daily.com\/index.php?rest_route=\/wp\/v2\/media\/3482"}],"wp:attachment":[{"href":"https:\/\/infosec-daily.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3481"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}