What the vulnerability does
01Description
Missing Authorization vulnerability in POSIMYTH Nexter Blocks the-plus-addons-for-block-editor allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Nexter Blocks: from n/a through <= 4.0.7.
Explanation of Vulnerability in Simple Terms
02Summary
Nexter Blocks versions 4.0.7 and earlier lack proper authorization checks, allowing authenticated users with low privileges to modify or disable site functionality. An attacker can alter content or settings they should not have access to. The vulnerability affects the integrity and availability of the site across multiple components.
What an attacker can do
03Attacker Capabilities
Modify or disable site content and functionality without proper authorization.
Potential impact on your site
04Site Impact
Unauthorized users can alter or disable critical site features, requiring manual restoration.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege authenticated account on the site.
Key dates
06Disclosure timeline
January 7, 2025
CVE published
April 28, 2026
Record updated