CVE-2021-24967 Contact Form & Lead Form Elementor Builder < 1.6.4 - Unauthenticated Stored Cross-Site Scripting

What is CVE-2021-24967?

CVE-2021-24967 is a medium-severity cross-site scripting vulnerability in Unknown Contact Form & Lead Form Elementor Builder, published on 27 Dec 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The Contact Form & Lead Form Elementor Builder WordPress plugin before 1.6.4 does not sanitise and escape some lead values, which could allow unauthenticated users to perform Cross-Site Scripting attacks against logged in admin viewing the inserted Leads

Weakness: CWE-79

Which versions are affected by CVE-2021-24967?

It affects 1 product.

Products include Themehunk Contact Form \& Lead Form Elementor Builder.

How do I fix CVE-2021-24967?

No fix has been published for CVE-2021-24967 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2021-24967 being exploited?

There is no known exploitation of CVE-2021-24967 in the wild and no public exploit code.

Other vulnerabilities in Unknown Contact Form & Lead Form Elementor Builder

• CVE-2024-3637 Responsive Contact Form Builder & Lead Generation Plugin <= 1.8.9 - Admin+ Stored XSS Medium 6.1
• CVE-2024-10475 Lead Form Builder < 1.9.8 - Admin+ Stored XSS Medium 4.8
• CVE-2022-23179 Contact Form & Lead Form Elementor Builder < 1.7.0 - Multiple Admin+ Stored Cross-Site Scripting Medium 4.8
• CVE-2022-23180 Contact Form & Lead Form Elementor Builder Plugin < 1.7.4 - Multiple Subscriber+ Settings Update Medium 4.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-rmpw-3qc7-gg2j.