{"id":11583,"date":"2026-09-04T18:53:43","date_gmt":"2026-09-04T10:53:43","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-55532"},"modified":"2026-09-04T18:53:43","modified_gmt":"2026-09-04T10:53:43","slug":"cve-2026-55532","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-55532","title":{"rendered":"CVE-2026-55532 [HIGH] &#8211; PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, MCP HTTP Stream _valid"},"content":{"rendered":"<p>PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, MCP HTTP Stream _validate_origin uses request_origin.startswith(allowed), allowing the attacker-controlled localhost.attacker.com HTTP origin to satisfy the localhost allowlist. A webpage can send Content-Type: text\/plain requests without preflight and invoke tools\/call without an API key, including file writes that persist agent instructions. This issue is fixed in version 4.6.58.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, MCP HTTP Stream _validate_origin uses request_origin.startswith(allowed), allowing the attacker-controlled localhost.attacker.com HT<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-11583","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/11583","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=11583"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11583"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11583"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}