MixPHP Framework up to 2.2.17 BuildHelper.php joinOn sql injection

Summaryinfo

A vulnerability classified as critical was found in MixPHP Framework up to 2.2.17. This issue affects the function joinOn of the file BuildHelper.php. The manipulation results in sql injection. This vulnerability was named CVE-2026-42475. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as critical has been found in MixPHP Framework up to 2.2.17. Affected is the function joinOn of the file BuildHelper.php. The manipulation with an unknown input leads to a sql injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

SQL injection vulnerability in MixPHP Framework 2.x thru 2.2.17 via crafted `on` array to the joinOn function in BuildHelper.php.

This vulnerability is traded as CVE-2026-42475 since 04/27/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 07/08/2026). This vulnerability is assigned to T1505 by the MITRE ATT&CK project.

By approaching the search of inurl:BuildHelper.php it is possible to find vulnerable targets with Google Hacking.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• MixPHP

Name

• Framework

Version

• 2.2.0
• 2.2.1
• 2.2.2
• 2.2.3
• 2.2.4
• 2.2.5
• 2.2.6
• 2.2.7
• 2.2.8
• 2.2.9
• 2.2.10
• 2.2.11
• 2.2.12
• 2.2.13
• 2.2.14
• 2.2.15
• 2.2.16
• 2.2.17

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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CVSSv3info

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Exploitinginfo

Threat Intelligenceinfo

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Timelineinfo

Sourcesinfo

Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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