CVE Feed

    Dashboard / CVE / CVE-2026-3978

    CVE-2026-3978

    A vulnerability was detected in D-Link DIR-513 1.10. The impacted element is an unknown function of the file /goform/formEasySetupWizard3. The manipulation of the argument wan_connected results in stack-based buffer overflow. The attack can be launched remotely. The exploit is now public and may be used.

    Published:Mar 12, 2026
    Last Modified:Mar 20, 2026
    EPS:Mar 12, 2026
    EPSS Score:0.00033
    CVSS Score:8.8

    Affected Products

    Vendor
    D-link
    Product
    Dir-513
    Vendor
    Dlink
    Product
    Dir-513
    Vendor
    Dlink
    Product
    Dir-513 Firmware

    Exploits

    https://github.com/Litengzheng/vul_db/blob/main/Dir513/vul_21/README.md

    Related CVEs

    CVE-2026-6014 (CVSS 7.4) — A flaw has been found in D-Link DIR-513 1.10. This issue affects the function formAdvanceSetup of the file /go…
    CVE-2026-6013 (CVSS 7.4) — A vulnerability was detected in D-Link DIR-513 1.10. This vulnerability affects the function formSetRoute of t…
    CVE-2026-6012 (CVSS 7.4) — A security vulnerability has been detected in D-Link DIR-513 1.10. This affects the function formSetPassword o…
    CVE-2026-5024 (CVSS 7.4) — A vulnerability was found in D-Link DIR-513 1.10. This issue affects the function formSetEmail of the file /go…
    CVE-2026-4555 (CVSS 7.4) — A weakness has been identified in D-Link DIR-513 1.10. The impacted element is the function formEasySetTimezon…
    CVE-2026-4486 (CVSS 7.4) — A vulnerability was found in D-Link DIR-513 1.10. This affects the function formEasySetPassword of the file /g…
    CVE-2026-4465 (CVSS 2.1) — A flaw has been found in D-Link DIR-513 1.10. The impacted element is an unknown function of the file /goform/…
    CVE-2025-70245 (CVSS 9.8) — Stack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetWizardS…
    CVE-2025-70250 (CVSS 7.5) — Stack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formdumpeasyse…
    CVE-2025-70243 (CVSS 7.5) — Stack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetWAN_Wiz…

    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