SB2021112203 - Stored cross-site scripting in Contact Form Email plugin for WordPress

Description

This security bulletin contains information about 1 security vulnerability.

1) Stored cross-site scripting (CVE-ID: CVE-2021-42361)

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 "name" parameter in the ~/trunk/cp-admin-int-list.inc.php file. A remote authenticated 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://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2628041%40contact-form-to-email&new=2628041%40contact-form-to-email&sfp_email=&sfph_mail=
• https://www.wordfence.com/vulnerability-advisories/#CVE-2021-42361