Cross Site Scripting Vulnerability in JupiterX Core by WordPress
CVE-2026-39491

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Jupiterx Core
Vendor
CVE Published:
15 June 2026

What is CVE-2026-39491?

A Cross Site Scripting (XSS) vulnerability exists in JupiterX Core versions up to 4.14.1. This flaw could allow attackers to inject malicious scripts into the web application, impacting users with elevated privileges such as subscribers. When exploited, this vulnerability may compromise user data and lead to unauthorized actions within the application.

Affected Version(s)

JupiterX Core <= 4.14.1

References

https://patchstack.com/database/wordpress/plugin/jupiterx...
vdb-entry

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Nguyen Ba Khanh | Patchstack Bug Bounty Program
.