{"id":34299,"date":"2026-10-08T04:32:56","date_gmt":"2026-10-07T20:32:56","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-92543"},"modified":"2026-10-08T04:32:56","modified_gmt":"2026-10-07T20:32:56","slug":"cve-2026-92543","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-92543","title":{"rendered":"CVE-2026-92543 &#8211; Docker Engine classifies a registry hostname as insecure using an any-match DNS check. loa"},"content":{"rendered":"<p>Docker Engine classifies a registry hostname as insecure using an any-match DNS check. loadInsecureRegistries() injects 127.0.0.0\/8 and ::1\/128 as insecure CIDRs by default. isCIDRMatch resolves all of the hostname&#8217;s addresses and returns true if a single address is in the insecure CIDR list. Because the transport re-dials the hostname rather than the CIDR-matching address, a DNS answer set of one loopback IP plus a non-loopback attacker IP disables certificate verification and enables HTTP fallback for the registry connection.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Docker Engine classifies a registry hostname as insecure using an any-match DNS check. loadInsecureRegistries() injects 127.0.0.0\/8 and ::1\/128 as insecure CIDRs by default. isCIDRMatch resolves all o<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-34299","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/34299","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=34299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=34299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=34299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}