CVE-2025-66921

Dec. 18, 2025, 7:52 p.m.

7.2
High

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.

Product(s) Impacted

Vendor Product Versions
Opensourcepos
  • Open Source Point Of Sale
  • 3.4.1

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-20
Improper Input Validation
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.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a opensourcepos open_source_point_of_sale 3.4.1 / / / / / / /

References

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

Tags

cve@mitre.org
2025-12-17
CVE-2025-66921

CVSS Score

7.2 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: HIGH
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: HIGH

    • CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

    View Vector String

Timeline

Published: Dec. 17, 2025, 5:15 p.m.
Last Modified: Dec. 18, 2025, 7:52 p.m.

Status : Analyzed

CVE has had analysis completed and all data associations made.

More info

Source

cve@mitre.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.