CVE-2016-4567

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Summary

CVECVE-2016-4567
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-05-22 01:59:31 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionCross-site scripting (XSS) vulnerability in flash/FlashMediaElement.as in MediaElement.js before 2.21.0, as used in WordPress before 4.5.2, allows remote attackers to inject arbitrary web script or HTML via an obfuscated form of the jsinitfunction parameter, as demonstrated by "jsinitfunctio%gn."

Risk And Classification

Primary CVSS: v3.0 6.1 MEDIUM from [email protected]

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Problem Types: CWE-79 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary6.1MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
2.0[email protected]Primary4.3AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mediaelementjs Mediaelement.js All All All All
Application Wordpress Wordpress All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
WordPress Flash XSS in flashmediaelement.swf · GitHub af854a3a-2127-422b-91ae-364da2661108 gist.github.com Third Party Advisory
mediaelement/changelog.md at master · johndyer/mediaelement · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Vendor Advisory
Changeset 37371 – WordPress Trac af854a3a-2127-422b-91ae-364da2661108 core.trac.wordpress.org Patch
WordPress 4.5.2 Security Release af854a3a-2127-422b-91ae-364da2661108 wordpress.org Patch, Vendor Advisory
Simplify allowed Flash querystring parameters · mediaelement/mediaelement@34834ee · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Vendor Advisory
Version 4.5.2 « WordPress Codex af854a3a-2127-422b-91ae-364da2661108 codex.wordpress.org Patch, Vendor Advisory
oss-security - CVE Request: wordpress and mediaelement af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
WordPress Input Validation Flaws in 'MediaElement' and 'Plupload' Let Remote Conduct Cross-Site Scripting Attacks - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Third Party Advisory, VDB Entry
WordPress 4.2-4.5.1 - MediaElement.js Reflected Cross-Site Scripting (XSS) af854a3a-2127-422b-91ae-364da2661108 wpvulndb.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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