WordPress Nexter Blocks Plugin <= 4.5.4 - Broken Access Control Vulnerability
Priority LOW 30CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0026 17th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| posimyththemes | Nexter Blocks | up to 4.5.4 | — | No fix listed | CNA |
- Nexter Blocks Vendorposimyththemes Affected up to 4.5.4 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-54739
- 2026-10-03 Alias added: GHSA-jx64-cq6v-gwvc
More posimyththemes vulnerabilities
- TI-2023-25501 WordPress The Plus Addons for Elementor Pro plugin <= 5.2.8 - Unauthenticated Local File Inclusion vulnerability CVSS 3.1CRITICAL 9.8
- TI-2021-06467 The Plus Addons for Elementor Page Builder < 4.1.7 - Authentication Bypass CVSS 3.1CRITICAL 9.8
- TI-2023-24458 WordPress Nexter Theme <= 2.0.3 is vulnerable to SQL Injection CVSS 3.1CRITICAL 9.8
- TI-2021-07228 The Plus Addons for Elementor Pro < 5.0.7 - Unauthenticated SQL Injection CVSS 3.1CRITICAL 9.8
- TI-2021-03189 Missing authorization in posimyththemes The Plus Addons for Elementor – Addons for… CVSS 3.1HIGH 8.8
- TI-2024-05069 The Plus Addons for Elementor – Elementor Addons, Page Templates, Widgets, Mega Menu… CVSS 3.1HIGH 8.8
Sources
- CVE-2025-54739 · CVE Program
- CVE-2025-54739 · NVD
- FIRST EPSS
- GHSA-jx64-cq6v-gwvc · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences