CVE-2014-1439
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…
Does this matter?
Lower severity and a low EPSS score (1.46%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
- EPSS
- 1.46% probability · 73th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- hiphop virtual machine for php project/hiphop virtual machine for php
- Source
- cve@mitre.org
EPSS 1.5% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.hhvm.com/blog/3287/hhvm-2-4-0Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/90979
- https://github.com/facebook/hhvm/commit/95f96e7287effe2fcdfb9a5338d1a7e4f55b083b
- http://www.hhvm.com/blog/3287/hhvm-2-4-0Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/90979
- https://github.com/facebook/hhvm/commit/95f96e7287effe2fcdfb9a5338d1a7e4f55b083b
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.