CVE-2016-4567

MEDIUM

Mediaelementjs Mediaelement.js < 2.20.1 - XSS

Title source: rule

Description

Cross-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."

References (9)

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1035818

[Patch, Vendor Advisory] https://codex.wordpress.org/Version_4.5.2

[Patch] https://core.trac.wordpress.org/changeset/37371

[Third Party Advisory] https://gist.github.com/cure53/df34ea68c26441f3ae98f821ba1feb9c

[Patch, Vendor Advisory] https://github.com/johndyer/mediaelement/blob/master/changelog.md

[Patch, Vendor Advisory] https://github.com/johndyer/mediaelement/commit/34834eef8ac830b9145df169ec22016a4350f06e

[Patch, Vendor Advisory] https://wordpress.org/news/2016/05/wordpress-4-5-2/

[Third Party Advisory] https://wpvulndb.com/vulnerabilities/8488

[Mailing List] http://www.openwall.com/lists/oss-security/2016/05/07/2

Scores

CVSS v3 6.1

EPSS 0.0415

EPSS Percentile 88.5%

Attack Vector NETWORK

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

Classification

CWE

CWE-79

Status draft

Affected Products (5)

mediaelementjs/mediaelement.js < 2.20.1

wordpress/wordpress < 4.5.1

npm/mediaelement < 2.11.1npm

contao-components/mediaelement < 2.21.1Packagist

contao/core < 3.5.15Packagist

Timeline

Published May 22, 2016

Tracked Since Feb 18, 2026