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CVE-2026-91001

D-Link DI-8400 DDNS Configuration ddns.asp ddns_asp stack-based overflow

CVSS 4.0 9.4 CRITICALCVSS 3.1 9.9 CRITICALCVSS 3.0 9.9 CRITICALCVSS 2.0 9.0 Check source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-91001

Published

A security flaw has been discovered in D-Link DI-8400 16.07. This affects the function ddns_asp of the file /ddns.asp of the component DDNS Configuration. Performing a manipulation of the argument serv/user/host/wild/mx/bmx/cust/ip results in stack-based buffer overflow. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

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Affected versions, risk and source history

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CVE-2026-91001 · CVE overview and exploitation status

cve-program · CVE-2026-91001

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Sources read 13 Nov 14:14 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current

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