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CVE-2026-90692

D-Link DIR-878 Dynamic DNS IPv6 Settings SetDynamicDNSIPv6Settings 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-2026-90692

Published

A vulnerability was detected in D-Link DIR-878 120B05. This affects the function SetDynamicDNSIPv6Settings of the component Dynamic DNS IPv6 Settings. The manipulation of the argument IPv6Address/Hostname results in stack-based buffer overflow. The attack may be launched remotely.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-90692

Published

DIR-878

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "D-Link",
                    "product": "DIR-878",
                    "versions": [
                        {
                            "version": "120B05",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:h:d-link:dir-878:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "Dynamic DNS IPv6 Settings"
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON