CVE-2026-3978CWE-119CWE-121

D-Link DIR-513 formEasySetupWizard3 stack-based overflow

High · published March 12, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
68.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
EPSS
0.01216 · 68.4th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-03-12T03:32Z
EPSS history
Timeline
  • 12 MAR 03:32Z
    D-Link DIR-513 formEasySetupWizard3 stack-based overflow
    cvelistv5