CVE-2026-3971 - Vulnerability Analysis

Overview

Tenda i3 1.0.0.6(2204) contains a stack-based buffer overflow caused by manipulation of the "index/GO" argument in /goform/wifiSSIDset, letting remote attackers execute arbitrary code, exploit requires crafted request.

Severity & Score

Impact

Remote attackers can execute arbitrary code, potentially leading to full system compromise.

Mitigation

Update to the latest version.

References

• https://vuldb.com/?ctiid.350406
• https://vuldb.com/?id.350406
• https://vuldb.com/?submit.768996
• https://vuldb.com/?submit.768997
• https://www.tenda.com.cn/
• https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-i3-formwrlSSIDset-go-buffer-overflow
• https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-i3-formwrlSSIDset-index-buffer-overflow

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Mar 12, 2026

🟠 CVE-2026-3971 - High (8.8) A vulnerability has been found in Tenda i3 1.0.0.6(2204). Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset. The manipulation of the argument index/GO leads to stack-based buffer overflow. Remote exploit... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-3971/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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