CVE-2023-2087 Essential Blocks <= 4.0.6 - Cross-Site Request Forgery via save

What is CVE-2023-2087?

CVE-2023-2087 is a medium-severity vulnerability in wpdevteam Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns, published on 9 Jun 2023. 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 Essential Blocks plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 4.0.6. This is due to missing or incorrect nonce validation on the save function. This makes it possible for unauthenticated attackers to change plugin settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Weakness: CWE-352

Which versions are affected by CVE-2023-2087?

It affects 1 product.

Products include Wpdeveloper Essential Blocks.

How do I fix CVE-2023-2087?

No fix has been published for CVE-2023-2087 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-2087 being exploited?

There is no known exploitation of CVE-2023-2087 in the wild and no public exploit code.

Other vulnerabilities in wpdevteam Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns

• CVE-2023-6623 Essential Blocks < 4.4.3 - Unauthenticated Local File Inclusion Critical 9.8
• CVE-2023-4386 Essential Blocks <= 4.2.0 - Unauthenticated PHP Object Injection via queries High 8.1
• CVE-2023-4402 Essential Blocks <= 4.2.0 - Unauthenticated PHP Object Injection via products High 8.1
• CVE-2022-47594 WordPress Essential Blocks for Gutenberg plugin <= 3.8.5 - Broken Access Control Medium 6.5
• CVE-2023-51360 WordPress Essential Blocks plugin <= 4.2.0 - Multiple Subscriber+ Broken Access Control vulnerability Medium 6.5

Sources

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

Also known as GHSA-q47v-h75g-pf54.