CVE-2023-5062: WordPress Charts <= 0.7.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-09-20 · updated 2026-06-17
Weakness: CWE-79

Description

The WordPress Charts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'wp_charts' shortcode in versions up to, and including, 0.7.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

webfactory WordPress Charts: through 0.7.0

References

https://plugins.trac.wordpress.org/browser/wp-charts/tags/0.7.0/wordpress_charts_js.php#L223
https://plugins.trac.wordpress.org/browser/wp-charts/tags/0.7.0/wordpress_charts_js.php#L229
https://www.wordfence.com/threat-intel/vulnerabilities/id/2de2d2c5-1373-45b6-93a0-575713226669?source=cve
https://plugins.trac.wordpress.org/browser/wp-charts/tags/0.7.0/wordpress_charts_js.php#L223
https://plugins.trac.wordpress.org/browser/wp-charts/tags/0.7.0/wordpress_charts_js.php#L229
https://www.wordfence.com/threat-intel/vulnerabilities/id/2de2d2c5-1373-45b6-93a0-575713226669?source=cve

Get alerted when CVE-2023-5062 or the next vulnerability affects your stack