CVE-2023-2087

MEDIUM

Essential Blocks <= 4.0.6 - Cross-Site Request Forgery via Missing Nonce Validation

Title source: llm

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.

References (3)

Core 3

Core References

Patch

https://plugins.trac.wordpress.org/browser/essential-blocks/tags/4.0.6/includes/Admin/Admin.php

Patch

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2900595%40essential-blocks%2Ftrunk&old=2900029%40essential-blocks%2Ftrunk&sfp_email=&sfph_mail=#file2

Third Party Advisory

https://www.wordfence.com/threat-intel/vulnerabilities/id/d38d41c7-8786-4145-9591-3e24eff3b79c?source=cve

Scores

CVSS v3 4.3

EPSS 0.0032

EPSS Percentile 24.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-352

Status published

Products (2)

wpdeveloper/essential_blocks < 4.0.6

wpdevteam/Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns < 4.0.6

Published Jun 09, 2023

Tracked Since Feb 18, 2026