CVE-2026-65884 Details
Description
Joomla Extension - balbooa.com - Privilege Escalation in Gridbox < 2.20.2 - The registration method allows users provided usergroup IDs, allowing unauthenticated actors to register new accounts with administrative permissions.
A privilege escalation vulnerability has been identified in the Joomla Gridbox extension, specifically in versions prior to 2.20.2. The issue arises because the registration method allows users to specify user group IDs. This functionality can be exploited by unauthenticated individuals to create new accounts with administrative rights.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 29, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://mysites.guru/blog/gridbox-23-critical-vulnerabilities/ | [email protected] | Third Party Advisory |
| https://www.balbooa.com/gridbox | [email protected] | Product |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information to Classify Weakness | [email protected] |
| CWE-284 | Improper Access Control | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| balbooa gridbox | < 2.20.2 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Aug 5, 2026 | Initial Analysis | [email protected] |
| Jul 30, 2026 | CVE Modified | CISA-ADP |
| Jul 29, 2026 | CVE Modified | [email protected] |
| Jul 29, 2026 | New CVE Received | [email protected] |
| Jul 29, 2026 | CVE Modified | CISA-ADP |