CVE-2025-15233: Tenda m3 Firmware

High severity, CVSS 8.8. EPSS: 0.7% chance of exploitation in the next 30 days.

A security flaw has been discovered in Tenda M3 1.0.0.13(4903). This issue affects the function formSetAdInfoDetails of the file /goform/setAdInfoDetail. The manipulation of the argument adName/smsPassword/smsAccount/weixinAccount/weixinName/smsSignature/adRedirectUrl/adCopyRight/smsContent/adItemUID results in heap-based buffer overflow. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks.

Affected products

• Tenda m3 Firmware: version 1.0.0.13(4903) only

Published 2025-12-30. Last modified 2026-10-07.