{"id":20994,"date":"2026-09-11T20:30:54","date_gmt":"2026-09-11T12:30:54","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-86813"},"modified":"2026-09-11T20:30:54","modified_gmt":"2026-09-11T12:30:54","slug":"cve-2026-86813","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-86813","title":{"rendered":"CVE-2026-86813 [MEDIUM] &#8211; The MetForm WordPress plugin before 4.1.9 does not properly neutralize newline characters"},"content":{"rendered":"<p>The MetForm WordPress plugin before 4.1.9 does not properly neutralize newline characters in user-submitted values that are placed into notification email headers, allowing unauthenticated attackers to inject additional email headers, such as Bcc, into the emails the site sends when a submitted field value is configured to populate a header.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The MetForm WordPress plugin before 4.1.9 does not properly neutralize newline characters in user-submitted values that are placed into notification email headers, allowing unauthenticated attackers t<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-20994","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/20994","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=20994"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=20994"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=20994"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}