CVE-2025-8939 – Tenda AC20 Buffer Overflow in WifiGuestSet

CVE ID : CVE-2025-8939

Published : Aug. 14, 2025, 6:15 a.m. | 19 minutes ago

Description : A vulnerability was determined in Tenda AC20 up to 16.03.08.12. Affected is an unknown function of the file /goform/WifiGuestSet. The manipulation of the argument shareSpeed leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Severity: 8.8 | HIGH

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