SB2025050648 - Stored cross-site scripting in Tax Switch for WooCommerce plugin for WordPress

Description

This security bulletin contains information about 1 vulnerability.

1) Stored cross-site scripting (CVE-ID: CVE-2025-3814)

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSSv4: 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

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 "class-name" parameter. 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.

Remediation

Install update from vendor's website.

References

• https://plugins.trac.wordpress.org/browser/tax-switch-for-woocommerce/tags/1.4.0/includes/class-wdevs-tax-switch-block.php#L112
• https://plugins.trac.wordpress.org/changeset/3277044/
• https://wordpress.org/plugins/tax-switch-for-woocommerce/#developers
• https://www.wordfence.com/threat-intel/vulnerabilities/id/e290f1aa-d20a-4e76-b77b-3e5b79e9d379?source=cve