Balbooa Gridbox Extension Sort By Parameter getBlogPosts sort-by sql injection

Summaryinfo

A vulnerability was found in Balbooa Gridbox Extension and classified as critical. This affects the function GridboxHelper::getBlogPosts of the component Sort By Parameter. Such manipulation of the argument sort-by leads to sql injection. This vulnerability is listed as CVE-2026-102788. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Balbooa Gridbox Extension (the affected version is unknown). Affected by this issue is the function GridboxHelper::getBlogPosts of the component Sort By Parameter. The manipulation of the argument sort-by with an unknown input leads to a sql injection vulnerability. Using CWE to declare the problem leads to CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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

The advisory is shared for download at balbooa.com. This vulnerability is handled as CVE-2026-102788 since 09/29/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/27/2026). The MITRE ATT&CK project declares the attack technique as T1505.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• Balbooa

Name

• Gridbox Extension

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion