Vulnerability Details : 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."
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2016-4567
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
- cpe:2.3:a:mediaelementjs:mediaelement.js:*:*:*:*:*:*:*:*
Threat overview for CVE-2016-4567
Top countries where our scanners detected CVE-2016-4567
Top open port discovered on systems with this issue
80
IPs affected by CVE-2016-4567 12
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2016-4567
0.51%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 73 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-4567
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
6.1
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2016-4567
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-4567
-
https://wordpress.org/news/2016/05/wordpress-4-5-2/
News – WordPress 4.5.2 Security Release – WordPress.orgPatch;Vendor Advisory
-
https://wpvulndb.com/vulnerabilities/8488
WordPress 4.2-4.5.1 - MediaElement.js Reflected Cross-Site Scripting (XSS)Third Party Advisory
-
https://core.trac.wordpress.org/changeset/37371
Changeset 37371 – WordPress TracPatch
-
https://github.com/johndyer/mediaelement/blob/master/changelog.md
mediaelement/changelog.md at master · mediaelement/mediaelement · GitHubPatch;Vendor Advisory
-
http://www.securitytracker.com/id/1035818
WordPress Input Validation Flaws in 'MediaElement' and 'Plupload' Let Remote Conduct Cross-Site Scripting Attacks - SecurityTrackerThird Party Advisory;VDB Entry
-
https://gist.github.com/cure53/df34ea68c26441f3ae98f821ba1feb9c
WordPress Flash XSS in flashmediaelement.swf · GitHubThird Party Advisory
-
https://codex.wordpress.org/Version_4.5.2
Version 4.5.2 | WordPress.orgPatch;Vendor Advisory
-
https://github.com/johndyer/mediaelement/commit/34834eef8ac830b9145df169ec22016a4350f06e
Simplify allowed Flash querystring parameters · mediaelement/mediaelement@34834ee · GitHubPatch;Vendor Advisory
-
http://www.openwall.com/lists/oss-security/2016/05/07/2
oss-security - CVE Request: wordpress and mediaelement
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