CVE-2016-1564 json
Multiple cross-site scripting (XSS) vulnerabilities in wp-includes/class-wp-theme.php in WordPress before 4.4.1 allow remote attackers to i…
published 2016-05-22 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-2659
- cvss
- 6.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.9%
- EPSS 2.9% chance of exploitation in 30 days, percentile 87%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- wordpress Debian 14, Debian 13, Debian 12 4.4.1+dfsg-1
debian advisories DEBIAN-CVE-2016-1564
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2016-1564 updated cvss 4.3
wordpress: cross-site scripting fixed in wordpress 4.4.1
-
Red Hat All currently supported Red Hat productsnot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Exploit prediction
2.93% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- twitter.com http://twitter.com/brutelogic/statuses/685105483397619713 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
codex.wordpress.org
/Version_4.4.1
patch, vendor-advisory
-
wordpress.org
/news/2016/01/wordpress-4-4-1-security-and-maintenance-release/
patch, vendor-advisory
-
twitter.com
/brutelogic/statuses/685105483397619713
exploit
-
debian.org
/security/2016/dsa-3444
vendor-advisory
-
securitytracker.com
/id/1034622
vdb-entry
-
openwall.com
/lists/oss-security/2016/01/08/4
mailing-list
- wpvulndb.com /vulnerabilities/8358
- core.trac.wordpress.org /changeset/36185
Sources
- CVE List CVE-2016-1564
- NVD CVE-2016-1564
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.