CVE-2025-3259

A vulnerability, which was classified as critical, has been found in Tenda RX3 16.03.13.11. This issue affects the function formSetDeviceName of the file /goform/SetOnlineDevName. The manipulation of the argument devName leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

• CWE-119
• CWE-121
• CWE-787

• https://sixth-action-50e.notion.site/Tenda-RX3-Buffer-Overflow-1c9f6468377380a2977cd6c3a81f453c?pvs=4Exploit, Third Party Advisory
• https://vuldb.com/?ctiid.303329Permissions Required, Third Party Advisory, VDB Entry
• https://vuldb.com/?id.303329Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.549199Third Party Advisory, VDB Entry
• https://www.tenda.com.cn/Third Party Advisory, VDB Entry
• https://sixth-action-50e.notion.site/Tenda-RX3-Buffer-Overflow-1c9f6468377380a2977cd6c3a81f453cExploit, Third Party Advisory

Published

Apr 4, 2025

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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