WordPress security changelog
MEDIUM CVE-2025-54739 Deferred

Nexter Blocks: A security weakness

Nexter Blocks is affected by a security weakness. Exposure depends on how the affected operation is made reachable by the site. The resulting impact depends on how the affected component exposes the vulnerable operation.

CVE / CNA score 5.3 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
Nexter Blocks
Plugin slug
the-plus-addons-for-block-editor
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Aug 14, 2025
Weakness
CWE-862 — Missing Authorization

This CVE was published Aug 14, 2025 and is one of 10 known issues for this plugin.

Update, patch or deactivate.

Update Nexter Blocks to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

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 <= 4.5.4.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Primary and upstream sources