Vulnerability Details CVE-2015-6835
The session deserializer in PHP before 5.4.45, 5.5.x before 5.5.29, and 5.6.x before 5.6.13 mishandles multiple php_var_unserialize calls, which allow remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via crafted session content.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.201
EPSS Ranking 95.2%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
Products affected by CVE-2015-6835