{"id":26534,"date":"2026-09-19T04:31:28","date_gmt":"2026-09-18T20:31:28","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-44639"},"modified":"2026-09-19T04:31:28","modified_gmt":"2026-09-18T20:31:28","slug":"cve-2026-44639","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-44639","title":{"rendered":"CVE-2026-44639 [LOW] &#8211; NanoMQ is an MQTT broker. Prior to 0.24.14, NanoMQ&#8217;s MQTT v5 property decoder in nng\/src\/s"},"content":{"rendered":"<p>NanoMQ is an MQTT broker. Prior to 0.24.14, NanoMQ&#8217;s MQTT v5 property decoder in nng\/src\/supplemental\/mqtt\/mqtt_codec.c uses property_append() to walk the entire linked list for each property added by decode_buf_properties(). A remote unauthenticated client can supply a PUBLISH or SUBSCRIBE packet containing many User Properties, causing O(N\u00b2) linked-list insertion and CPU work that makes the broker unresponsive; repeated packets can sustain the denial of service. This issue is fixed in version 0.24.14.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>NanoMQ is an MQTT broker. Prior to 0.24.14, NanoMQ&#8217;s MQTT v5 property decoder in nng\/src\/supplemental\/mqtt\/mqtt_codec.c uses property_append() to walk the entire linked list for each property added by<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-26534","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/26534","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=26534"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=26534"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=26534"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}