Unauthorized Functionality Access in Essential Blocks Plugin for WordPress
CVE-2023-2083
Key Information:
- Vendor
Wordpress
- Vendor
- CVE Published:
- 9 June 2023
What is CVE-2023-2083?
The Essential Blocks plugin for WordPress has a security vulnerability that allows unauthorized users to alter plugin settings due to a lack of proper functionality checks. Specifically, a capability verification check is missing in the save function for configurations, enabling subscriber-level attackers to carry out changes without the necessary permissions. Although a nonce check is present, it only triggers when a nonce is provided. This oversight allows the nonce verification to be bypassed entirely if a nonce is not included, leading to potential exploitation of the plugin's settings.

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Affected Version(s)
Essential Blocks β Page Builder Gutenberg Blocks, Patterns & Templates * <= 4.0.6
References
CVSS V3.1
Timeline
Vulnerability published
Vulnerability Reserved