Joomla Extension - balbooa.com - Payment bypass in Gridbox < 2.20.2
Summary
| CVE | CVE-2026-66488 |
|---|---|
| State | PUBLISHED |
| Assigner | Joomla |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-07-29 14:16:34 UTC |
| Updated | 2026-07-30 19:18:36 UTC |
| Description | Joomla Extension - balbooa.com - Payment bypass in Gridbox < 2.20.2 |
Risk And Classification
Primary CVSS: v3.1 5.3 MEDIUM from ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS: 0.002040000 probability, percentile 0.106280000 (date 2026-07-31)
Problem Types: CWE-285 | CWE-285 CWE-285 Improper Authorization
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | ADP | DECLARED | 5.3 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 5.3 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
LowAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Balbooa.com | Gridbox Extension For Joomla | affected 1.0.0-2.20.1 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.balbooa.com/gridbox | [email protected] | www.balbooa.com | |
| mysites.guru/blog/gridbox-23-critical-vulnerabilities | [email protected] | mysites.guru | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Phil Taylor (en)
There are currently no legacy QID mappings associated with this CVE.