Jupiter X Core <= 4.14.1 - Missing Authorization

5.3
Missing Authorization
CVE CVE-2026-39490
CVSS 5.3 (Medium)
Publicly Published April 20, 2026
Last Updated April 30, 2026
Researcher hivesec

Description

The Jupiter X Core plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in versions up to, and including, 4.14.1. This makes it possible for unauthenticated attackers to perform an unauthorized action.

References

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Vulnerability Details for Jupiter X Core

Software Type Plugin
Software Slug jupiterx-core (view on wordpress.org)
Patched? Yes
Remediation Update to version 4.14.2, or a newer patched version
Affected Version
  • <= 4.14.1
Patched Version
  • 4.14.2

Recent vulnerabilities in Jupiter X Core

# Title CVE ID CVSS Researchers Date
1 Jupiter X Core <= 4.14.1 - Authenticated (Subscriber+) Stored Cross-Site Scripting CVE-2026-39491 6.4 Nguyen Ba Khanh April 13, 2026
2 JupiterX Core <= 4.14.1 - Authenticated (Subscriber+) Missing Authorization To Limited File Upload via Popup Template Import CVE-2026-3533 8.8 AlexHenry March 23, 2026
3 JupiterX Core <= 4.10.1 - Authenticated (Contributor+) PHP Object Injection CVE-2025-50004 7.5 João Pedro Soares de Alcântara January 12, 2026
4 JupiterX Core <= 4.11.0 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2025-58264 6.4 Michael September 22, 2025
5 Jupiterx Core <= 4.8.12 - Authenticated (Contributor+) Stored Cross-Site Scripting via Inline SVG CVE-2025-3888 6.4 stealthcopter May 16, 2025
6 JupiterX Core <= 4.8.11 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2025-47475 6.4 Michael May 7, 2025
7 Jupiter X Core <= 4.8.11 - Unauthenticated PHP Object Injection via PHAR CVE-2025-2105 8.1 Phat RiO April 25, 2025
8 Jupiterx Core <= 4.8.7 - Authenticated (Contributor+) Arbitrary File Read CVE-2025-0365 6.5 stealthcopter January 31, 2025
9 Jupiter X Core <= 4.8.7 - Authenticated (Contributor+) SVG Upload to Local File Inclusion (Remote Code Execution) CVE-2025-0366 8.8 stealthcopter January 31, 2025
10 Jupiter X Core <= 4.8.5 - Missing Authorization to Unauthenticated Popup Template Export CVE-2024-12316 5.3 Tieu Pham Trong Nhan January 6, 2025

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