opensourcepos Open Source Point of Sale up to 3.4.1 Custom Attributes search_custom sql injection

Summaryinfo

A vulnerability described as critical has been identified in opensourcepos Open Source Point of Sale up to 3.4.1. The impacted element is the function search_custom of the component Custom Attributes Handler. Such manipulation leads to sql injection. This vulnerability is documented as CVE-2026-32888. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in opensourcepos Open Source Point of Sale up to 3.4.1. Affected by this issue is the function search_custom of the component Custom Attributes Handler. The manipulation 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:

Open Source Point of Sale is a web based point-of-sale application written in PHP using CodeIgniter framework. Versions contain an SQL Injection in the Items search functionality. When the custom attribute search feature is enabled (search_custom filter), user-supplied input from the search GET parameter is interpolated directly into a HAVING clause without parameterization or sanitization. This allows an authenticated attacker with basic item search permissions to execute arbitrary SQL queries. A patch did not exist at the time of publication.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-32888 since 03/16/2026. The exploitation is known to be easy. The attack may be launched remotely. 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 03/25/2026). 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

• opensourcepos

Name

• Open Source Point of Sale

Version

• 3.4.0
• 3.4.1

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