Vulnerability Details CVE-2015-8866
ext/libxml/libxml.c in PHP before 5.5.22 and 5.6.x before 5.6.6, when PHP-FPM is used, does not isolate each thread from libxml_disable_entity_loader changes in other threads, which allows remote attackers to conduct XML External Entity (XXE) and XML Entity Expansion (XEE) attacks via a crafted XML document, a related issue to CVE-2015-5161.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.017
EPSS Ranking 81.4%
CVSS Severity
CVSS v3 Score 9.6
CVSS v2 Score 6.8
Products affected by CVE-2015-8866
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cpe:2.3:o:canonical:ubuntu_linux:12.04
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cpe:2.3:o:canonical:ubuntu_linux:14.04
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cpe:2.3:o:canonical:ubuntu_linux:15.10
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cpe:2.3:o:opensuse:leap:42.1
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cpe:2.3:o:opensuse:opensuse:13.2
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cpe:2.3:o:suse:linux_enterprise_module_for_web_scripting:12
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cpe:2.3:o:suse:linux_enterprise_software_development_kit:12