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CVE-2020-36711 Avada <= 6.2.2 - Authenticated (Contributor+) Cross-Site Scripting

Medium 6.4 Published Updated

Authenticated contributors can inject arbitrary scripts into pages via the update_layout function, leading to stored XSS execution for other users.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-36711?

CVE-2020-36711 is a medium-severity cross-site scripting vulnerability in ThemeFusion Avada | Website Builder For WordPress & WooCommerce, published on 7 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Avada theme for WordPress is vulnerable to Stored Cross-Site Scripting via the update_layout function in versions up to, and including, 6.2.3 due to insufficient input sanitization and output escaping. This makes it possible for contributor-level attackers, and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Weakness: CWE-79

Which versions are affected by CVE-2020-36711?

It affects 1 product.

Products include Theme-Fusion Avada.

How do I fix CVE-2020-36711?

No fix has been published for CVE-2020-36711 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-2020-36711 being exploited?

There is no known exploitation of CVE-2020-36711 in the wild and no public exploit code.

Sources

Also known as GHSA-pf5j-34m8-jf87.

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