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7.4
Tenda W3 Router Allows Remote Attack via Malicious Network Request
CVE-2026-4008
Summary
A security flaw in Tenda W3 routers allows an attacker to potentially take control of the device via a malicious network request. This could happen if the router is not properly updated or configured. Users should check their router's firmware version and update it if necessary.
Original title
A flaw has been found in Tenda W3 1.0.0.3(2204). This issue affects some unknown processing of the file /goform/wifiSSIDset of the component POST Parameter Handler. Executing a manipulation of the ...
Original description
A flaw has been found in Tenda W3 1.0.0.3(2204). This issue affects some unknown processing of the file /goform/wifiSSIDset of the component POST Parameter Handler. Executing a manipulation of the argument index/GO can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.
nvd CVSS2.0
9.0
nvd CVSS3.1
8.8
nvd CVSS4.0
7.4
Vulnerability type
CWE-119
Buffer Overflow
CWE-121
Stack-based Buffer Overflow
- https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formwrlSSIDset-go-buffer...
- https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formwrlSSIDset-index-buf...
- https://vuldb.com/?ctiid.350531
- https://vuldb.com/?id.350531
- https://vuldb.com/?submit.769182
- https://vuldb.com/?submit.769183
- https://www.tenda.com.cn/
Published: 12 Mar 2026 · Updated: 14 Mar 2026 · First seen: 12 Mar 2026