CVE-2026-4184CWE-119CWE-121

D-Link DIR-816 goahead form2Wl5BasicSetup.cgi stack-based overflow

Critical · published March 15, 2026

CVSS v4.0
9.3
EPSS
2%
Percentile
80.1
In the wild
Unconfirmed
What it is

A vulnerability was detected in D-Link DIR-816 1.10CNB05. Affected by this vulnerability is an unknown functionality of the file /goform/form2Wl5BasicSetup.cgi of the component goahead. Performing a manipulation of the argument pskValue results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

The record
Technical detail
CVSS v4.0
9.3 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
EPSS
0.01951 · 80.1th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-03-15T17:32Z
EPSS history
Timeline
  • 15 MAR 17:32Z
    D-Link DIR-816 goahead form2Wl5BasicSetup.cgi stack-based overflow
    cvelistv5