{"id":13254,"date":"2026-09-04T18:59:59","date_gmt":"2026-09-04T10:59:59","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-35210"},"modified":"2026-09-04T18:59:59","modified_gmt":"2026-09-04T10:59:59","slug":"cve-2026-35210","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-35210","title":{"rendered":"CVE-2026-35210 [HIGH] &#8211; OpenCTI is an open source platform for managing cyber threat intelligence knowledge and ob"},"content":{"rendered":"<p>OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260326.0, an authorization bypass vulnerability in OpenCTI allows any authenticated user with KNOWLEDGE_KNUPDATE permission to bypass Confidence Level validation and Object Marking restrictions by injecting the synchronized-upsert: true HTTP header, enabling attackers to downgrade confidence levels, remove security markings such as TLP:RED, manipulate relationships, and affect STIX object types including Indicators, ThreatActors, Malware, and Reports. This issue is fixed in version 7.260326.0.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 7.260326.0, an authorization bypass vulnerability in OpenCTI allows any authenticated user<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-13254","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/13254","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=13254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=13254"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=13254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}