{"id":36092,"date":"2026-10-13T00:33:08","date_gmt":"2026-10-12T16:33:08","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-109399"},"modified":"2026-10-13T00:33:08","modified_gmt":"2026-10-12T16:33:08","slug":"cve-2026-109399","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-109399","title":{"rendered":"CVE-2026-109399 [HIGH] &#8211; SWUpdate through 2026.05.1 contains an improper certificate validation vulnerability in cr"},"content":{"rendered":"<p>SWUpdate through 2026.05.1 contains an improper certificate validation vulnerability in crypto\/swupdate_cms_verify_openssl.c that trusts untrusted X.509 certificates embedded in CMS SignedData for chain building. Attackers holding a signing key from a sibling intermediate under the same root can embed that intermediate in the signature to install malicious updates.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SWUpdate through 2026.05.1 contains an improper certificate validation vulnerability in crypto\/swupdate_cms_verify_openssl.c that trusts untrusted X.509 certificates embedded in CMS SignedData for cha<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-36092","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/36092","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=36092"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=36092"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=36092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}