CVE-2026-102788 CRITICAL

CVE-2026-102788: Joomla Extension - balbooa.com - Unauthenticated SQL injection in Gridbox < 2.20.4.2

Vendor Balbooa.com
Product Gridbox extension for Joomla
Weakness CWE-89 · SQLi
Published October 27, 2026
Last update October 27, 2026

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

Joomla Extension - balbooa.com - Unauthenticated SQL injection in Gridbox < 2.20.4.2 - On store product list pages, the value of the sort-by URL parameter is retrieved using a string filter and passed directly to GridboxHelper::getBlogPosts(). When the parameter does not match known sorting keys, it is prefixed with a table alias and inserted into the ORDER BY clause without checking against an allowlist

Key dates

02Disclosure timeline

October 27, 2026 CVE published

Related vulnerabilities

04Related CVE