CVE-2021-47908: Thewebfosters Unknown

Medium severity, CVSS 6.4. EPSS: 0.3% chance of exploitation in the next 30 days.

Ultimate POS 4.4 contains a persistent cross-site scripting vulnerability in the product name parameter that allows remote attackers to inject malicious scripts. Attackers can exploit the vulnerability through product add or edit functions to execute arbitrary JavaScript and potentially hijack user sessions.

Affected products

• Thewebfosters Unknown: version 4.4 only

Published 2026-02-01. Last modified 2026-06-17.