{"id":244706,"date":"2026-10-01T01:28:50","date_gmt":"2026-10-01T06:28:50","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/10\/cisa-warns-of-critical-pre-auth-rce-flaw-in-mikrotik-routeros"},"modified":"2026-10-01T01:28:50","modified_gmt":"2026-10-01T06:28:50","slug":"cisa-warns-of-critical-pre-auth-rce-flaw-in-mikrotik-routeros","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/10\/cisa-warns-of-critical-pre-auth-rce-flaw-in-mikrotik-routeros","title":{"rendered":"CISA warns of critical pre-auth RCE flaw in MikroTik RouterOS"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/cisa-warns-of-critical-pre-auth-rce-flaw-in-mikrotik-routeros.jpg\"><\/a><\/p>\n<p>The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning of a new critical vulnerability in MikroTik RouterOS that could lead to remote code execution or cause a denial-of-service condition.<\/p>\n<p>Tracked as CVE-2026\u201384411, the security issue is a pre-authentication integer underflow in RouterOS\u2019s web-management HTTP request handling.<\/p>\n<p>CISA says that a single crafted request can produce code execution with root privileges or denial of service.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning of a new critical vulnerability in MikroTik RouterOS that could lead to remote code execution or cause a denial-of-service condition. Tracked as CVE-2026\u201384411, the security issue is a pre-authentication integer underflow in RouterOS\u2019s web-management HTTP request handling. CISA says that a single crafted request can [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-244706","post","type-post","status-publish","format-standard","hentry","category-cybercrime-malcode"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/244706","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=244706"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/244706\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=244706"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=244706"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=244706"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}