CVE-2026-86151: Tenda CP3

Critical severity, CVSS 9.1. EPSS: 2.9% chance of exploitation in the next 30 days.

A vulnerability was detected in Tenda CP3 27.5.57.101. The affected element is the function sub_2F77E8 of the file Apis/system.c of the component Network Configuration Management. Performing a manipulation results in os command injection. The attack may be initiated remotely.

Affected products

• Tenda CP3: version 27.5.57.101 only

Published 2026-09-06. Last modified 2026-09-11.