CVE-2025-66921
Cross-site Scripting in Open Source POS Create/Update Module
Publication date: 2025-12-17
Last updated on: 2025-12-18
Assigner: MITRE
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| opensourcepos | open_source_point_of_sale | 3.4.1 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
| CWE-20 | The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Cross-site scripting (XSS) issue in the Create/Update Item(s) Module of Open Source Point of Sale version 3.4.1. It allows remote attackers to inject arbitrary web scripts or HTML code through the "name" parameter, potentially leading to malicious script execution in the context of the affected application.
How can this vulnerability impact me? :
The vulnerability can allow attackers to execute malicious scripts in the user's browser, which may lead to session hijacking, defacement, or redirection to malicious sites. This can compromise user data, degrade trust in the application, and potentially lead to further attacks on users or the system.