{"id":20431,"date":"2026-09-10T04:31:45","date_gmt":"2026-09-09T20:31:45","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-61911"},"modified":"2026-09-10T04:31:45","modified_gmt":"2026-09-09T20:31:45","slug":"cve-2026-61911","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-61911","title":{"rendered":"CVE-2026-61911 [MEDIUM] &#8211; An issue was discovered in Cyrus IMAP before 3.12.4. There is a Sieve mailbox existence or"},"content":{"rendered":"<p>An issue was discovered in Cyrus IMAP before 3.12.4. There is a Sieve mailbox existence oracle. An authenticated user could install a Sieve script that probed whether another user&#8217;s private mailbox existed, or read the value of shared mailbox annotations, by observing which fileinto branch fired during LMTP delivery.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An issue was discovered in Cyrus IMAP before 3.12.4. There is a Sieve mailbox existence oracle. An authenticated user could install a Sieve script that probed whether another user&#8217;s private mailbox ex<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-20431","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/20431","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=20431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=20431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=20431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}