#VU81120 Stored cross-site scripting in WordPress Charts - CVE-2023-5062

Vulnerability identifier: #VU81120

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-5062

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
WordPress Charts
Web applications / Modules and components for CMS

Vendor: WebFactory Ltd

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the "wp_charts" shortcode. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

WordPress Charts: 0.5.2 - 0.7.0

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External links
https://plugins.trac.wordpress.org/browser/wp-charts/tags/0.7.0/wordpress_charts_js.php#L223
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#L229

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.