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CVE-2026-65884Joomla Extension - balbooa.com - Privilege Escalation in Gridbox < 2.20.2
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.
10.0 CRITICALEPSS 0.51%Not in KEVNVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 10.0 | CRITICAL | 4.0Joomla (CNA) | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red |
| 9.8 | CRITICAL | 3.1NVD | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Details
- CVE ID
- CVE-2026-65884
- Status
- Analyzed
- Assigner (CNA)
- Joomla
- Published
- Jul 29, 2026
- Last modified
- 2026-10-23 23:10 UTC
- Weaknesses
- CWE-284 · Improper Access Control
Affected Products
As published by the CNA in the CVE record.
balbooa.comGridbox extension for Joomla1 version range
- 1.0.0-2.20.1