CVE-2025-55503: Tenda AC6 Firmware

High severity, CVSS 7.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Tenda AC6 V15.03.06.23_multi has a stack overflow vulnerability via the deviceName parameter in the saveParentControlInfo function.

Affected products

• Tenda AC6 Firmware: version 15.03.06.23_multi only

Published 2025-08-20. Last modified 2026-06-17.