VULNERABILITY INTELLIGENCE

CVE-2009-3622

CVSS score4.3 MEDIUM
EPSS probability5.83%
CISA KEVNot currently listed
Published2009-10-23
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:N/I:N/A:P

Description

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.

Primary references