CVE-2025-66921

State: Published
Severity: 7.2 High
Published: Dec 17, 2025
Updated: Dec 17, 2025
Reserved: Dec 8, 2025

Description

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

Scores

CVSS	Score	Vector	Source
3.1	7.2 High	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-20 Improper Input Validation

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/opensourcepos/opensourcepos
https://github.com/omkaryepre/vulnerability-research/blob/main/CVE-2025-66921/readme.md

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