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Description

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.

PUBLISHED Reserved 2026-03-14 | Published 2026-03-15 | Updated 2026-03-16 | Assigner VulDB




CRITICAL: 9.3CVSS: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
CRITICAL: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CRITICAL: 9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
10.0AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

1.10CNB05
affected

Timeline

2026-03-14:Advisory disclosed
2026-03-14:VulDB entry created
2026-03-14:VulDB entry last update

Credits

pjqwudi (VulDB User) reporter

References

vuldb.com/?id.351086 (VDB-351086 | D-Link DIR-816 goahead form2Wl5RepeaterStep2.cgi stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.351086 (VDB-351086 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.769830 (Submit #769830 | D-Link DIR816 1.10CNB05 Stack-based Buffer Overflow) third-party-advisory

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

www.dlink.com/ product

cve.org (CVE-2026-4182)

nvd.nist.gov (CVE-2026-4182)

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