CVE-2016-1564

Public Exploit

Description

Multiple cross-site scripting (XSS) vulnerabilities in wp-includes/class-wp-theme.php in WordPress before 4.4.1 allow remote attackers to inject arbitrary web script or HTML via a (1) stylesheet name or (2) template name to wp-admin/customize.php.

Category

6.1
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.67% Top 30%
Vendor Advisory debian.org Vendor Advisory wordpress.org Vendor Advisory wordpress.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1034622 vdb entry
https://codex.wordpress.org/Version_4.4.1 patch vendor advisory
http://www.debian.org/security/2016/dsa-3444 vendor advisory
http://www.openwall.com/lists/oss-security/2016/01/08/4 mailing list
http://twitter.com/brutelogic/statuses/685105483397619713 exploit
https://wpvulndb.com/vulnerabilities/8358
https://wordpress.org/news/2016/01/wordpress-4-4-1-security-and-maintenance-release/ patch vendor advisory
https://core.trac.wordpress.org/changeset/36185

Frequently Asked Questions

What is the severity of CVE-2016-1564?
CVE-2016-1564 has been scored as a medium severity vulnerability.
How to fix CVE-2016-1564?
To fix CVE-2016-1564, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-1564 being actively exploited in the wild?
It is possible that CVE-2016-1564 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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