What’s Vulnerable › Vulnerabilities

CVE-2014-9714

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2015-04-13 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in the WddxPacket::recursiveAddVar function in HHVM (aka the HipHop Virtual Machine) before 3.5.0 allows remote attackers to inject arbitrary web script or HTML via a crafted string to the wddx_serialize_value function.

Affected products

• Facebook Hiphop Virtual Machine: through 3.4.2

References

• http://www.openwall.com/lists/oss-security/2015/04/01/1
• http://www.openwall.com/lists/oss-security/2015/04/07/3
• http://www.securityfocus.com/bid/74061
• https://github.com/facebook/hhvm/commit/324701c9fd31beb4f070f1b7ef78b115fbdfec34
• https://github.com/facebook/hhvm/issues/4283
• https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html
• https://phabricator.wikimedia.org/T85851
• http://www.openwall.com/lists/oss-security/2015/04/01/1
• http://www.openwall.com/lists/oss-security/2015/04/07/3
• http://www.securityfocus.com/bid/74061
• https://github.com/facebook/hhvm/commit/324701c9fd31beb4f070f1b7ef78b115fbdfec34
• https://github.com/facebook/hhvm/issues/4283

Get alerted when CVE-2014-9714 or the next vulnerability affects your stack