CVE-2026-4042 - Vulnerability Analysis

Overview

Tenda i12 1.0.0.6(2204) contains a stack-based buffer overflow caused by manipulation of the "index" argument in /goform/WifiMacFilterGet, 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/?submit.769463
• https://www.tenda.com.cn/
• https://github.com/Jimi-Lab/cve/issues/2
• https://vuldb.com/?ctiid.350654
• https://vuldb.com/?id.350654

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Mar 12, 2026

🟠 CVE-2026-4042 - High (8.8) A weakness has been identified in Tenda i12 1.0.0.6(2204). The affected element is the function formWifiMacFilterGet of the file /goform/WifiMacFilterGet. This manipulation of the argument index causes stack-based buffer overflow. The attack may b... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-4042/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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