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    CVE-2023-39784

    Tenda AC8V4 V16.03.34.06 was discovered to contain a stack overflow via the list parameter in the save_virtualser_data function.

    Published:Aug 21, 2023
    Last Modified:Dec 8, 2025
    EPS:Aug 21, 2023
    EPSS Score:0.00084
    CVSS Score:7.5

    Affected Products

    Vendor
    Tenda
    Product
    Ac8 Firmware
    Vendor
    Tenda
    Product
    Ac8v4
    Vendor
    Tenda
    Product
    Ac8v4 Firmware

    Exploits

    https://github.com/Xunflash/IOT/tree/main/Tenda_AC8_V4https://github.com/Xunflash/IOT/tree/main/Tenda_AC8_V4

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-4254 (CVSS 8.9) — A weakness has been identified in Tenda AC8 up to 16.03.50.11. This vulnerability affects the function doSyste…
    CVE-2026-4253 (CVSS 2) — A security flaw has been discovered in Tenda AC8 16.03.50.11. This affects the function route_set_user_policy_…
    CVE-2026-4252 (CVSS 8.9) — A vulnerability was identified in Tenda AC8 16.03.50.11. Affected by this issue is the function check_is_ipv6 …
    CVE-2026-3044 (CVSS 7.4) — A vulnerability has been found in Tenda AC8 16.03.34.06. This affects the function webCgiGetUploadFile of the …
    CVE-2026-2203 (CVSS 7.4) — A flaw has been found in Tenda AC8 16.03.33.05. Affected by this vulnerability is an unknown functionality of …
    CVE-2026-2202 (CVSS 7.4) — A vulnerability was detected in Tenda AC8 16.03.33.05. Affected is the function fromSetWifiGusetBasic of the f…
    CVE-2025-12618 (CVSS 7.4) — A vulnerability has been found in Tenda AC8 16.03.34.06. This impacts an unknown function of the file /goform/…
    CVE-2025-61498 (CVSS 7.5) — A buffer overflow in the UPnP service of Tenda AC8 Hardware v03.03.10.01 allows attackers to cause a Denial of…
    CVE-2025-55852 (CVSS 7.5) — Tenda AC8 v16.03.34.06 is vulnerable to Buffer Overflow in the formWifiBasicSet function via the parameter sec…
    CVE-2025-52054 (CVSS 5.3) — An issue was discovered in Tenda AC8 v4.0 AC1200 Dual-band Gigabit Wireless Router AC8v4.0 Firmware 16.03.33.0…

    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