CVE-2025-11586: Tenda AC7 Firmware

Critical severity, CVSS 9.8. EPSS: 0.9% chance of exploitation in the next 30 days.

A vulnerability was determined in Tenda AC7 15.03.06.44. This affects an unknown function of the file /goform/setNotUpgrade. This manipulation of the argument newVersion causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

Affected products

• Tenda AC7 Firmware: version 15.03.06.44 only

Published 2025-10-10. Last modified 2026-10-08.