CVE-2014-1439

critical

Description

The libxml_disable_entity_loader function in runtime/ext/ext_simplexml.cpp in HipHop Virtual Machine for PHP (HHVM) before 2.4.0 and 2.3.x before 2.3.3 does not properly disable a certain libxml handler, which allows remote attackers to conduct XML External Entity (XXE) attacks.

References

https://github.com/facebook/hhvm/commit/95f96e7287effe2fcdfb9a5338d1a7e4f55b083b

https://exchange.xforce.ibmcloud.com/vulnerabilities/90979

http://www.hhvm.com/blog/3287/hhvm-2-4-0

Details

Source: Mitre, NVD

Published: 2014-02-05

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00427