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    CVE-2026-2877

    A vulnerability has been found in Tenda A18 15.13.07.13. This affects the function strcpy of the file /goform/WifiExtraSet of the component Httpd Service. The manipulation of the argument wpapsk_crypto5g leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

    Published:Feb 21, 2026
    Last Modified:Apr 18, 2026
    EPS:Feb 21, 2026
    EPSS Score:0.00087
    CVSS Score:8.8

    Affected Products

    Vendor
    Tenda
    Product
    A18
    Vendor
    Tenda
    Product
    A18 Firmware

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-51934 (CVSS 9.8) — Buffer Overflow vulnerability in Shenzhen Jixiang Tengda Technology Co., Ltd. Tenda A18 v.15.13.07.09 allows a…
    CVE-2026-2930 (CVSS 2.1) — A vulnerability was identified in Tenda A18 15.13.07.13. The affected element is the function webCgiGetUploadF…
    CVE-2026-2876 (CVSS 7.4) — A vulnerability was determined in Tenda A18 15.13.07.13. This affects the function parse_macfilter_rule of the…
    CVE-2025-0848 (CVSS 7.1) — A vulnerability was found in Tenda A18 up to 15.13.07.09. It has been rated as critical. This issue affects th…
    CVE-2024-32305 (CVSS 8.8) — Tenda A18 v15.03.05.05 firmware has a stack overflow vulnerability located via the PPW parameter in the fromWi…
    CVE-2023-50585 (CVSS 9.8) — Tenda A18 v15.13.07.09 was discovered to contain a stack overflow via the devName parameter in the formSetDevi…
    CVE-2023-39827 (CVSS 7.5) — Tenda A18 V15.13.07.09 was discovered to contain a stack overflow via the rule_info parameter in the formAddMa…
    CVE-2023-39828 (CVSS 7.5) — Tenda A18 V15.13.07.09 was discovered to contain a stack overflow via the security parameter in the formWifiBa…
    CVE-2023-39829 (CVSS 7.5) — Tenda A18 V15.13.07.09 was discovered to contain a stack overflow via the wpapsk_crypto2_4g parameter in the f…
    CVE-2022-44931 (CVSS 7.5) — Tenda A18 v15.13.07.09 was discovered to contain a stack overflow via the security_5g parameter at /goform/Wif…

    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