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    CVE-2026-4043

    A security vulnerability has been detected in Tenda i12 1.0.0.6(2204). The impacted element is the function formwrlSSIDget of the file /goform/wifiSSIDget. Such manipulation of the argument index leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

    Published:Mar 12, 2026
    Last Modified:Apr 3, 2026
    EPS:Mar 12, 2026
    EPSS Score:0.00048
    CVSS Score:8.8

    Affected Products

    Vendor
    Tenda
    Product
    I12
    Vendor
    Tenda
    Product
    I12 Firmware

    Exploits

    https://github.com/Jimi-Lab/cve/issues/3

    Related CVEs

    CVE-2026-5849 (CVSS 5.5) — A vulnerability was determined in Tenda i12 1.0.0.11(3862). The impacted element is an unknown function of the…
    CVE-2026-5609 (CVSS 7.4) — A flaw has been found in Tenda i12 1.0.0.11(3862). Affected by this vulnerability is the function formwrlSSIDs…
    CVE-2026-4042 (CVSS 7.4) — A weakness has been identified in Tenda i12 1.0.0.6(2204). The affected element is the function formWifiMacFil…
    CVE-2026-4041 (CVSS 7.4) — A security flaw has been discovered in Tenda i12 1.0.0.6(2204). Impacted is the function vos_strcpy of the fil…
    CVE-2025-29149 (CVSS 7.5) — Tenda i12 V1.0.0.10(3805) was discovered to contain a buffer overflow via the ping1 parameter in the formSetAu…
    CVE-2025-25676 (CVSS 9.8) — Tenda i12 V1.0.0.10(3805) was discovered to contain a buffer overflow via the list parameter in the formwrlSSI…
    CVE-2025-25679 (CVSS 8) — Tenda i12 V1.0.0.10(3805) was discovered to contain a buffer overflow via the index parameter in the formWifiM…
    CVE-2025-25678 (CVSS 9.8) — Tenda i12 V1.0.0.10(3805) was discovered to contain a buffer overflow via the funcpara1 parameter in the formS…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High