PT-2026-21027 · Posimyth · Posimyth Nexter Blocks The-Plus-Addons-For-Block-Editor

Published 2026-02-20 · Updated 2026-02-23 · CVE-2024-50452

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions POSIMYTH Nexter Blocks the-plus-addons-for-block-editor versions through 3.3.3

Description The software contains a flaw related to improper input handling during web page creation, which allows for Stored Cross-site Scripting (XSS). This means malicious scripts can be stored on the target server and executed by other users. The issue affects the Nexter Blocks component.

Recommendations Update POSIMYTH Nexter Blocks the-plus-addons-for-block-editor to a version later than 3.3.3.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2024-50452

Affected Products

Posimyth Nexter Blocks The-Plus-Addons-For-Block-Editor

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2024-50452 · Security Note
• https://patchstack.com/database/Wordpress/Plugin/the-plus-addons-for-block-editor/vulnerability/wordpress-nexter-blocks-plugin-3-3-3-cross-site-scripting-xss-vulnerability?_s_id=cve · Note
• https://twitter.com/CVEnew/status/2025809069404274983 · Twitter Post