The Joomla extension Gridbox is vulnerable an authenticated bypass, potentially leading to full admin access.

Attack Vector Network

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact High

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
balbooa.com Gridbox extension for Joomla unaffected
Version Status Constraints
1.0.0-2.20.0.2 affected —

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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://mysites.guru/blog/gridbox-critical-authentication-bypass/ cve-icon
https://www.balbooa.com/gridbox cve-icon
History

Mon, 20 Jul 2026 19:15:00 +0000

Type Values Removed Values Added
Description The Joomla extension Gridbox is vulnerable an authenticated bypass, potentially leading to full admin access.
Title Joomla Extension - balbooa.com - Authentication bypass in Gridbox < 1.6.0
Weaknesses CWE-288
References
Metrics cvssV4_0

{'score': 9.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Joomla

Published:

Updated: 2026-07-20T18:45:51.191Z

Reserved: 2026-07-09T13:39:11.897Z

Link: CVE-2026-61425

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses