Vulnerability Details CVE-2015-6831
Multiple use-after-free vulnerabilities in SPL in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 allow remote attackers to execute arbitrary code via vectors involving (1) ArrayObject, (2) SplObjectStorage, and (3) SplDoublyLinkedList, which are mishandled during unserialization.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.007
EPSS Ranking 70.7%
CVSS Severity
CVSS v3 Score 7.3
CVSS v2 Score 7.5