CVE-2025-12596: Tenda AC23 Firmware

Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days.

A security vulnerability has been detected in Tenda AC23 16.03.07.52. Affected is the function saveParentControlInfo of the file /goform/saveParentControlInfo. Such manipulation of the argument Time leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.

Affected products

• Tenda AC23 Firmware: version 16.03.07.52 only

Published 2025-11-02. Last modified 2026-06-17.