Vulnerability Monitor

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CVE-2014-9714

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.

Security Impact Summary

CVE-2014-9714 is a security vulnerability that . Impacting 1 product from facebook organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2015, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2015-04-13T14:59:00.070

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-79

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	facebook	hiphop_virtual_machine	≤ 3.4.2	Yes

References

http://www.openwall.com/lists/oss-security/2015/04/01/1 ([email protected])
http://www.openwall.com/lists/oss-security/2015/04/07/3 ([email protected])
http://www.securityfocus.com/bid/74061 ([email protected])
https://github.com/facebook/hhvm/commit/324701c9fd31beb4f070f1b7ef78b115fbdfec34 ([email protected])
https://github.com/facebook/hhvm/issues/4283 ([email protected])
https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html Vendor Advisory ([email protected])
https://phabricator.wikimedia.org/T85851 Exploit, Vendor Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2015/04/01/1 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2015/04/07/3 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/74061 (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/facebook/hhvm/commit/324701c9fd31beb4f070f1b7ef78b115fbdfec34 (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/facebook/hhvm/issues/4283 (af854a3a-2127-422b-91ae-364da2661108)
https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://phabricator.wikimedia.org/T85851 Exploit, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For facebook's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.