XSS in WordPress
CVE-2016-1564
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.029 (86.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1034622 (vdb-entry)
- codex.wordpress.org/Version_4.4.1 (Patch, Vendor Advisory)
- www.debian.org/security/2016/dsa-3444 (vendor-advisory)
- www.openwall.com/lists/oss-security/2016/01/08/4 (mailing-list)
- twitter.com/brutelogic/statuses/685105483397619713 (Exploit)
- wpvulndb.com/vulnerabilities/8358
- wordpress.org/news/2016/01/wordpress-4-4-1-security-and-maintenance-release/ (Patch, Vendor Advisory)
- core.trac.wordpress.org/changeset/36185
Frequently asked questions
- What is CVE-2016-1564?
- CVE-2016-1564 is a medium-severity vulnerability in WordPress, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-05-22.
- How severe is CVE-2016-1564?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2016-1564 known to be exploited?
- 14 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.