CVE-2020-35489
Published
CVSS v3
10
CRITICAL
CVSS v2
10
HIGH
Affected
1
PROJECT
Description
The contact-form-7 (aka Contact Form 7) plugin before 5.3.2 for WordPress allows Unrestricted File Upload and remote code execution because a filename may contain special characters.
<p>Contact Form 7 is a plugin designed to be a practical tool for all WordPress users who embrace the philosophy of free and open source software. It employs sophisticatedly modularized architecture and its original <a href="https://contactform7.com/schema-woven-validation/" rel="nofollow ugc">Schema-Woven Validation</a> technology.</p>
<h4>Docs and support</h4>
<p>You can find <a href="https://contactform7.com/docs/" rel="nofollow ugc">docs</a>, <a href="https://contactform7.com/faq/" rel="nofollow ugc">FAQ</a> and more detailed information about Contact Form 7 on <a href="https://contactform7.com/" rel="nofollow ugc">contactform7.com</a>. When you cannot find the answer to your question on the FAQ or in any of the documentation, check the <a href="https://wordpress.org/support/plugin/contact-form-7/" rel="ugc">support forum</a> on WordPress.org. If you cannot locate any topics that pertain to your particular issue, post a new topic for it.</p>
<h4>Contact Form 7 needs your support</h4>
<p>It is hard to continue to maintain this plugin without support from users like you. There are several ways for you to <a href="https://contactform7.com/contributing/" rel="nofollow ugc">contribute to the project</a>: testing, coding, translating it into your local languages, helping other users, financial donations, etc, etc. We equally welcome you regardless of the way you contribute.</p>
<h4>Privacy notices</h4>
<p>With the default configuration, this plugin, in itself, does not:</p>
<ul>
<li>track users by stealth;</li>
<li>write any user personal data to the database;</li>
<li>send any data to external servers;</li>
<li>use cookies.</li>
</ul>
<p>If you activate certain features in this plugin, the contact form submitter’s personal data, including their IP address, may be sent to the service provider. Thus, confirming the provider’s privacy policy is recommended. These features include:</p>
<ul>
<li>reCAPTCHA (<a href="https://policies.google.com/?hl=en" rel="nofollow ugc">Google</a>)</li>
<li>Akismet (<a href="https://automattic.com/privacy/" rel="nofollow ugc">Automattic</a>)</li>
<li><a href="https://www.constantcontact.com/legal/privacy-center" rel="nofollow ugc">Constant Contact</a></li>
<li><a href="https://www.brevo.com/legal/privacypolicy/" rel="nofollow ugc">Brevo</a></li>
<li><a href="https://stripe.com/privacy" rel="nofollow ugc">Stripe</a></li>
<li>Turnstile (<a href="https://www.cloudflare.com/turnstile-privacy-policy/" rel="nofollow ugc">Cloudflare</a>)</li>
</ul>