{"id":19790,"date":"2026-09-09T08:31:25","date_gmt":"2026-09-09T00:31:25","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-81904"},"modified":"2026-09-09T08:31:25","modified_gmt":"2026-09-09T00:31:25","slug":"cve-2026-81904","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-81904","title":{"rendered":"CVE-2026-81904 &#8211; Concrete CMS below 9.5.3 registered view assets for every sub-block of a Stack, Container,"},"content":{"rendered":"<p>Concrete CMS below 9.5.3 registered view assets for every sub-block of a Stack, Container, or layout area without checking whether the requesting user could view that sub-block. An unauthenticated visitor could recover configuration values emitted by a restricted sub-block&#8217;s asset registration \u2014 such as a site&#8217;s configured Google Maps API key \u2014 from any public page embedding an affected Stack, Container, or layout area, despite the block-level permission restriction. Any sub-block type whose asset or header hooks output configuration values is affected.\u00a0 The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of\u00a06.3 with vector\u00a0CVSS:4.0\/AV:N\/AC:L\/AT:P\/PR:N\/UI:N\/VC:L\/VI:N\/VA:N\/SC:N\/SI:N\/SA:N. Thanks\u00a0Yonatan Drori (Tenzai) for reporting.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Concrete CMS below 9.5.3 registered view assets for every sub-block of a Stack, Container, or layout area without checking whether the requesting user could view that sub-block. An unauthenticated vis<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-19790","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/19790","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=19790"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=19790"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=19790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}