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Vulnerability Intelligence

Vulnerability IntelligenceCVE-2026-4182

CVE-2026-4182

CRITICAL9.8

D-Link DIR-816 goahead form2Wl5RepeaterStep2.cgi stack-based overflow

Published Mar 15, 2026

Modified Yesterday

Details

A weakness has been identified in D-Link DIR-816 1.10CNB05. This impacts an unknown function of the file /goform/form2Wl5RepeaterStep2.cgi of the component goahead. This manipulation of the argument key1/key2/key3/key4/pskValue causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.

References

https://github.com/wudipjq/my_vuln/blob/main/D-Link7/vuln_86/86.md

https://vuldb.com/?ctiid.351086

https://vuldb.com/?id.351086

https://vuldb.com/?submit.769830

https://www.cve.org/CVERecord?id=CVE-2026-4182

https://www.dlink.com/

CVSS Analysis

CVSS v4.0

9.3

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Attack Requirements

NoneAT:N

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Vulnerable System

Vuln. Confidentiality

HighVC:H

Vuln. Integrity

HighVI:H

Vuln. Availability

HighVA:H

Subsequent System

Subseq. Confidentiality

NoneSC:N

Subseq. Integrity

NoneSI:N

Subseq. Availability

NoneSA:N

9.3/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

Weakness Type (CWE)

Memory Safety

Buffer Overflow

Other

Ecosystems

Timeline

PublishedMar 15, 2026

ModifiedMar 15, 2026

CVE-2026-4182 | Mondoo Vulnerability Intelligence