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    CVE-2025-65226

    Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the deviceId parameter in /goform/saveParentControlInfo.

    Published:Nov 20, 2025
    Last Modified:Nov 21, 2025
    EPS:Nov 20, 2025
    EPSS Score:0.00015
    CVSS Score:4.3

    Affected Products

    Vendor
    Tenda
    Product
    Ac21
    Vendor
    Tenda
    Product
    Ac21 Firmware

    Exploits

    https://github.com/Madgeaaaaa/MY_VULN_2/blob/main/Tenda/VULN5.md

    Related CVEs

    CVE-2026-4565 (CVSS 7.4) — A vulnerability was detected in Tenda AC21 16.03.08.16. Impacted is the function formSetQosBand of the file /g…
    CVE-2026-2148 (CVSS 5.5) — A security vulnerability has been detected in Tenda AC21 16.03.08.16. Affected is an unknown function of the f…
    CVE-2026-2147 (CVSS 5.5) — A weakness has been identified in Tenda AC21 16.03.08.16. This impacts an unknown function of the file /cgi-bi…
    CVE-2026-1638 (CVSS 2.1) — A security flaw has been discovered in Tenda AC21 1.1.1.1/1.dmzip/16.03.08.16. The impacted element is the fun…
    CVE-2026-1637 (CVSS 7.4) — A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function fromAdvSetMacMt…
    CVE-2025-13446 (CVSS 7.4) — A vulnerability has been found in Tenda AC21 16.03.08.16. This vulnerability affects unknown code of the file …
    CVE-2025-13445 (CVSS 7.4) — A flaw has been found in Tenda AC21 16.03.08.16. This affects an unknown part of the file /goform/SetIpMacBind…
    CVE-2025-65221 (CVSS 4.3) — Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the list parameter of /goform/setPptpUserList.…
    CVE-2025-65222 (CVSS 4.3) — Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the rebootTime parameter of /goform/SetSysAutoReb…
    CVE-2025-65220 (CVSS 4.3) — Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow in: /goform/SetVirtualServerCfg via the list paramete…

    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