{"id":12372,"date":"2026-09-04T18:54:18","date_gmt":"2026-09-04T10:54:18","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-82234"},"modified":"2026-09-04T18:54:18","modified_gmt":"2026-09-04T10:54:18","slug":"cve-2026-82234","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-82234","title":{"rendered":"CVE-2026-82234 [HIGH] &#8211; SiYuan versions before v3.8.1 contain a server-side request forgery vulnerability in the h"},"content":{"rendered":"<p>SiYuan versions before v3.8.1 contain a server-side request forgery vulnerability in the http_request and web_fetch agent tools that perform DNS resolution only at guard time without validating the connect-time resolution. Attackers can use DNS rebinding to answer the guard resolution with a public IP and the connect resolution with a private or metadata IP, bypassing the SSRF defense to access cloud instance metadata and internal services.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SiYuan versions before v3.8.1 contain a server-side request forgery vulnerability in the http_request and web_fetch agent tools that perform DNS resolution only at guard time without validating the co<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-12372","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/12372","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=12372"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12372"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12372"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}