CVE-2025-66923

A Cross-site scripting (XSS) vulnerability in Create/Update Customer(s) in Open Source Point of Sale v3.4.1 allows remote attackers to inject arbitrary web script or HTML via the phone_number parameter.

CVSS v3 7.2 HIGH

7.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/omkaryepre/vulnerability-research/blob/main/CVE-2025-66923/readme.md	Exploit Third Party Advisory
https://github.com/opensourcepos/opensourcepos	Product
https://github.com/omkaryepre/vulnerability-research/blob/main/CVE-2025-66923/readme.md	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:opensourcepos:open_source_point_of_sale:3.4.1:*:*:*:*:*:*:*

History

13 Oct 2026, 11:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad de cross-site scripting (XSS) en Crear/Actualizar Cliente(s) en Open Source Point of Sale v3.4.1 permite a atacantes remotos inyectar script web o HTML arbitrario a través del parámetro phone_number.

Information

Published : 2025-12-17 18:15

Updated : 2026-10-13 11:10

NVD link : CVE-2025-66923

Mitre link : CVE-2025-66923

CVE.ORG link : CVE-2025-66923

JSON object : View

Products Affected

opensourcepos

open_source_point_of_sale

CWE

CWE-20

Improper Input Validation

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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