SB2021102515 - Stored cross-site scripting in Contact Forms, Surveys & Quiz Forms Plugin by Formidable Forms Builder for WordPress

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Main Vulnerability Database SB2021102515

SB2021102515 - Stored cross-site scripting in Contact Forms, Surveys & Quiz Forms Plugin by Formidable Forms Builder for WordPress

Published: October 25, 2021

Security Bulletin ID SB2021102515
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Stored cross-site scripting (CVE-ID: CVE-2021-39330)

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 ~/classes/helpers/FrmAppHelper.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