CVE-2025-55591: Totolink a3002r Firmware

Critical severity, CVSS 9.8. EPSS: 7.6% chance of exploitation in the next 30 days.

TOTOLINK-A3002R v4.0.0-B20230531.1404 was discovered to contain a command injection vulnerability in the devicemac parameter in the formMapDel endpoint.

Affected products

• Totolink a3002r Firmware: version 4.0.0-b20230531.1404 only

Published 2025-08-18. Last modified 2026-06-17.