SB2024110553 - Stored cross-site scripting in SendPulse Free Web Push plugin for WordPress

Description

This security bulletin contains information about 1 security vulnerability.

1) Stored cross-site scripting (CVE-ID: CVE-2024-9184)

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_kses_allowed_html" function. A remote attacker 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://www.wordfence.com/threat-intel/vulnerabilities/id/74831bf8-0a30-4758-bfe6-5a5b4ee7ec24?source=cve
• https://wordpress.org/plugins/sendpulse-web-push/#developers
• https://plugins.trac.wordpress.org/browser/sendpulse-web-push/trunk/settings.php#L10
• https://plugins.trac.wordpress.org/changeset/3169899/