CVE-2026-4182

CRITICAL 9.8

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

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-121 CWE-119
Vendor	d-link
Product	dir-816
Published	Mar 15, 2026
Last Updated	Mar 16, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

D-Link / DIR-816

1.10CNB05

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.351086 vuldb.com: https://vuldb.com/?ctiid.351086 vuldb.com: https://vuldb.com/?submit.769830 github.com: https://github.com/wudipjq/my_vuln/blob/main/D-Link7/vuln_86/86.md dlink.com: https://www.dlink.com/

Credits

🔍 pjqwudi (VulDB User)