SB2018042613 - Cross-site scripting in Caldera Forms – More Than Contact Forms for WordPress

Description

This security bulletin contains information about 1 security vulnerability.

1) Cross-site scripting (CVE-ID: CVE-2018-7747)

Vulnerability allows a remote attacker to perform XSS attacks.

The vulnerability is caused by an input validation error in the Caldera Forms plugin before 1.6.0-rc.1 for WordPress when processing vectors involving (1) a greeting message, (2) the email transaction log, or (3) an imported form. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security 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://calderaforms.com/updates/caldera-forms-1-6-0/
• https://plugins.trac.wordpress.org/changeset/1847868/caldera-forms