{"id":17780,"date":"2026-09-06T21:32:47","date_gmt":"2026-09-06T13:32:47","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-67278"},"modified":"2026-09-06T21:32:47","modified_gmt":"2026-09-06T13:32:47","slug":"cve-2026-67278","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-67278","title":{"rendered":"CVE-2026-67278 &#8211; MikroTik RouterOS accepts malformed RSA\/PKCS#1 v1.5 signatures during X.509 validation. Be"},"content":{"rendered":"<p>MikroTik RouterOS accepts malformed RSA\/PKCS#1 v1.5 signatures during X.509 validation. Because its trust store includes an e=3 root CA, an attacker controlling or redirecting an outbound RouterOS TLS connection can use the root\u2019s public certificate &#8211; without its private key &#8211; to forge a trusted intermediate and issue certificates for arbitrary hostnames, enabling TLS server impersonation.<\/p>\n<p>This issue was fixed in versions:\u00a06.49.21 (Long-term),\u00a07.23.4 (Long-term)\u00a0and\u00a07.24.2 (Stable)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MikroTik RouterOS accepts malformed RSA\/PKCS#1 v1.5 signatures during X.509 validation. Because its trust store includes an e=3 root CA, an attacker controlling or redirecting an outbound RouterOS TLS<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-17780","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/17780","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=17780"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17780"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17780"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}