CVE-2016-4567

medium

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

Advisories
More

https://wpvulndb.com/vulnerabilities/8488

https://gist.github.com/cure53/df34ea68c26441f3ae98f821ba1feb9c

http://www.securitytracker.com/id/1035818

https://wordpress.org/news/2016/05/wordpress-4-5-2/

https://github.com/johndyer/mediaelement/commit/34834eef8ac830b9145df169ec22016a4350f06e

https://github.com/johndyer/mediaelement/blob/master/changelog.md

https://core.trac.wordpress.org/changeset/37371

https://codex.wordpress.org/Version_4.5.2

http://www.openwall.com/lists/oss-security/2016/05/07/2

Details

Source: Mitre, NVD

Published: 2016-05-22

Updated: 2025-04-12

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.1

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

Severity: Medium

EPSS

EPSS: 0.03009