CVE-2021-37504: Hayageek jQuery Upload File

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

A cross-site scripting (XSS) vulnerability in the fileNameStr parameter of jQuery-Upload-File v4.0.11 allows attackers to execute arbitrary web scripts or HTML via a crafted file with a Javascript payload in the file name.

Affected products

• Hayageek jQuery Upload File: version 4.0.11 only

Published 2022-02-25. Last modified 2026-07-09.