Vulnerability Monitor

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CVE-2016-4567

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."

Published

2016-05-22T01:59:31.230

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 6.1 (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	mediaelementjs	mediaelement.js	≤ 2.20.1	Yes
Application	wordpress	wordpress	≤ 4.5.1	Yes

References

http://www.openwall.com/lists/oss-security/2016/05/07/2 ([email protected])
http://www.securitytracker.com/id/1035818 Third Party Advisory, VDB Entry ([email protected])
https://codex.wordpress.org/Version_4.5.2 Patch, Vendor Advisory ([email protected])
https://core.trac.wordpress.org/changeset/37371 Patch ([email protected])
https://gist.github.com/cure53/df34ea68c26441f3ae98f821ba1feb9c Third Party Advisory ([email protected])
https://github.com/johndyer/mediaelement/blob/master/changelog.md Patch, Vendor Advisory ([email protected])
https://github.com/johndyer/mediaelement/commit/34834eef8ac830b9145df169ec22016a4350f06e Patch, Vendor Advisory ([email protected])
https://wordpress.org/news/2016/05/wordpress-4-5-2/ Patch, Vendor Advisory ([email protected])
https://wpvulndb.com/vulnerabilities/8488 Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/05/07/2 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1035818 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://codex.wordpress.org/Version_4.5.2 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://core.trac.wordpress.org/changeset/37371 Patch (af854a3a-2127-422b-91ae-364da2661108)
https://gist.github.com/cure53/df34ea68c26441f3ae98f821ba1feb9c Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/johndyer/mediaelement/blob/master/changelog.md Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/johndyer/mediaelement/commit/34834eef8ac830b9145df169ec22016a4350f06e Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://wordpress.org/news/2016/05/wordpress-4-5-2/ Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://wpvulndb.com/vulnerabilities/8488 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)