CVE-2026-66489: Vulnerability in balbooa.com Gridbox extension for Joomla
Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox < 2.20.2
AI Analysis
Technical Summary
This vulnerability in the balbooa.com Gridbox extension for Joomla (versions up to 2.20.1) allows unauthenticated attackers to disclose files on the server's file system. The issue is classified under CWE-200 (Information Exposure). The CVSS 3.1 base score is 5.3 (medium), reflecting network attack vector, low complexity, no privileges required, no user interaction, and limited confidentiality impact. There is no indication of an official fix or patch available at this time.
Potential Impact
An attacker can access sensitive files on the server without authentication, potentially exposing confidential information. There is no impact on integrity or availability. This could lead to information leakage that might assist further attacks.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the Joomla installation and the Gridbox extension files as much as possible, and monitor for unusual access patterns related to file disclosure attempts.
CVE-2026-66489: Vulnerability in balbooa.com Gridbox extension for Joomla
Description
Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox < 2.20.2
CVSS v3.1
Score 5.3medium
Affected software
balbooa.com
Gridbox extension for Joomla
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in the balbooa.com Gridbox extension for Joomla (versions up to 2.20.1) allows unauthenticated attackers to disclose files on the server's file system. The issue is classified under CWE-200 (Information Exposure). The CVSS 3.1 base score is 5.3 (medium), reflecting network attack vector, low complexity, no privileges required, no user interaction, and limited confidentiality impact. There is no indication of an official fix or patch available at this time.
Potential Impact
An attacker can access sensitive files on the server without authentication, potentially exposing confidential information. There is no impact on integrity or availability. This could lead to information leakage that might assist further attacks.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the Joomla installation and the Gridbox extension files as much as possible, and monitor for unusual access patterns related to file disclosure attempts.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Joomla
- Date Reserved
- 2026-07-27T12:46:59.195Z
- State
- PUBLISHED
Threat ID: 6a6a093c9c2644c7f89a3147
Added to database: 07/29/2026, 14:07:56 UTC
Last enriched: 08/13/2026, 13:46:31 UTC
Last updated: 09/12/2026, 22:01:35 UTC
Views: 88
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