{"id":18364,"date":"2026-09-09T00:30:43","date_gmt":"2026-09-08T16:30:43","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-73315"},"modified":"2026-09-09T00:30:43","modified_gmt":"2026-09-08T16:30:43","slug":"cve-2026-73315","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-73315","title":{"rendered":"CVE-2026-73315 [HIGH] &#8211; XenForo before 2.3.13 contains a server-side request forgery vulnerability in the PayPal R"},"content":{"rendered":"<p>XenForo before 2.3.13 contains a server-side request forgery vulnerability in the PayPal REST webhook handler that allows unauthenticated attackers to cause the server to make outbound HTTP requests to arbitrary destinations by supplying a crafted certificate URL in webhook headers without scheme, hostname, or allowlist validation. Attackers can submit a crafted POST to the PayPal webhook callback endpoint to reach internal network resources including cloud instance metadata services, potentially disclosing IAM credentials or enabling secondary internal service exploitation.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>XenForo before 2.3.13 contains a server-side request forgery vulnerability in the PayPal REST webhook handler that allows unauthenticated attackers to cause the server to make outbound HTTP requests t<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-18364","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/18364","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=18364"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18364"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}