{"id":"CVE-2009-3622","details":"Algorithmic complexity vulnerability in wp-trackback.php in WordPress before 2.8.5 allows remote attackers to cause a denial of service (CPU consumption and server hang) via a long title parameter in conjunction with a charset parameter composed of many comma-separated \"UTF-8\" substrings, related to the mb_convert_encoding function in PHP.","modified":"2026-04-10T03:40:56.953704Z","published":"2009-10-23T18:30:00Z","references":[{"type":"ADVISORY","url":"http://marc.info/?l=oss-security&m=125612393329041&w=2"},{"type":"ADVISORY","url":"http://marc.info/?l=oss-security&m=125614592004825&w=2"},{"type":"ADVISORY","url":"http://rooibo.wordpress.com/2009/10/17/agujero-de-seguridad-en-wordpress/"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2009/Oct/263"},{"type":"ADVISORY","url":"http://secunia.com/advisories/37088"},{"type":"ADVISORY","url":"http://security-sh3ll.blogspot.com/2009/10/wordpress-resource-exhaustion-denial-of.html"},{"type":"ADVISORY","url":"http://securitytracker.com/id?1023072"},{"type":"ADVISORY","url":"http://wordpress.org/development/2009/10/wordpress-2-8-5-hardening-release/"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2009/2986"},{"type":"ADVISORY","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/53884"},{"type":"ARTICLE","url":"http://marc.info/?l=oss-security&m=125612393329041&w=2"},{"type":"ARTICLE","url":"http://marc.info/?l=oss-security&m=125614592004825&w=2"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2009/Oct/263"},{"type":"EVIDENCE","url":"http://rooibo.wordpress.com/2009/10/17/agujero-de-seguridad-en-wordpress/"},{"type":"EVIDENCE","url":"http://seclists.org/fulldisclosure/2009/Oct/263"},{"type":"FIX","url":"http://www.vupen.com/english/advisories/2009/2986"},{"type":"REPORT","url":"http://rooibo.wordpress.com/2009/10/17/agujero-de-seguridad-en-wordpress/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=530056"},{"type":"WEB","url":"http://codes.zerial.org/php/wp-trackbacks_dos.phps"},{"type":"WEB","url":"http://www.osvdb.org/59077"}],"schema_version":"1.7.5"}