CVE-2017-9063

Name: CVE-2017-9063
Creator: NVD / NIST
Published: 2017-05-18T14:29:00.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.00%

Last modified Jun 17, 2026

CVE-2017-9063 is a vulnerability of currently unknown severity. In WordPress before 4.7.5, a cross-site scripting (XSS) vulnerability related to the Customizer exists, involving an invalid customization session.. EPSS estimates a 2.00% chance of exploitation in the next 30 days.

Description

In WordPress before 4.7.5, a cross-site scripting (XSS) vulnerability related to the Customizer exists, involving an invalid customization session.

Metrics

EPSS Probability

2.00%

78.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Wordpress	Wordpress	<= 4.7.4
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0

References

http://www.debian.org/security/2017/dsa-3870Third Party Advisory
http://www.securityfocus.com/bid/98509Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038520Third Party Advisory, VDB Entry
https://codex.wordpress.org/Version_4.7.5Patch, Release Notes, Vendor Advisory
https://github.com/WordPress/WordPress/commit/3d10fef22d788f29aed745b0f5ff6f6baea69af3Patch, Third Party Advisory
https://wordpress.org/news/2017/05/wordpress-4-7-5/Patch, Vendor Advisory
https://wpvulndb.com/vulnerabilities/8820Patch, Third Party Advisory
http://www.debian.org/security/2017/dsa-3870Third Party Advisory
http://www.securityfocus.com/bid/98509Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038520Third Party Advisory, VDB Entry
https://codex.wordpress.org/Version_4.7.5Patch, Release Notes, Vendor Advisory
https://github.com/WordPress/WordPress/commit/3d10fef22d788f29aed745b0f5ff6f6baea69af3Patch, Third Party Advisory
https://wordpress.org/news/2017/05/wordpress-4-7-5/Patch, Vendor Advisory
https://wpvulndb.com/vulnerabilities/8820Patch, Third Party Advisory

Timeline

Published: May 18, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-9063?

In WordPress before 4.7.5, a cross-site scripting (XSS) vulnerability related to the Customizer exists, involving an invalid customization session.

How severe is CVE-2017-9063?

Severity scoring for CVE-2017-9063 is pending analysis. The EPSS model estimates a 2.00% probability of exploitation in the next 30 days.

How do I fix CVE-2017-9063?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-9063?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST