CVE-2024-50452: Posimyth Nexter Blocks

Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in POSIMYTH Nexter Blocks the-plus-addons-for-block-editor allows Stored XSS.This issue affects Nexter Blocks: from n/a through <= 3.3.3.

Affected products

• Posimyth Nexter Blocks: up to and including 3.3.3

Published 2026-02-20. Last modified 2026-06-17.