CVE-2021-45815: Quectel UC20 Firmware

Medium severity, CVSS 6.1. EPSS: 0.6% chance of exploitation in the next 30 days.

Quectel UC20 UMTS/HSPA+ UC20 6.3.14 is affected by a Cross Site Scripting (XSS) vulnerability.

Affected products

• Quectel UC20 Firmware: version 6.3.14 only

Published 2021-12-30. Last modified 2026-06-17.