Vulnerability Details CVE-2009-4418
The unserialize function in PHP 5.3.0 and earlier allows context-dependent attackers to cause a denial of service (resource consumption) via a deeply nested serialized variable, as demonstrated by a string beginning with a:1: followed by many {a:1: sequences.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 55.3%
CVSS Severity
CVSS v2 Score 5.0
Products affected by CVE-2009-4418