CVE-2026-7067: D-Link DIR-822 udhcpd DHCP Service dhcpd.c system command injection

Published Apr 26, 2026
·
Updated

A vulnerability was determined in D-Link DIR-822 A101. The impacted element is the function system of the file /udhcpcd/dhcpd.c of the component udhcpd DHCP Service. This manipulation of the argument Hostname causes command injection. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. This vulnerability only affects products that are no longer supported by the maintainer.

Affected Software

3 affected components
D-Link DIR-822=A_101
All of the following
Dlink Dir-822 Firmware=1.0.1
Dlink Dir-822=a1

Event History

Apr 26, 2026
CVE Published
via MITRE·11:30 PM
Data Sourced
via MITRE·11:30 PM
DescriptionSeverityWeakness
Apr 27, 2026
Data Sourced
via NVD·12:16 AM
DescriptionSeverityWeaknessAffected Software
Apr 14, 58301
Event
via FIRST·11:08 PM
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Frequently Asked Questions

1

What is the severity of CVE-2026-7067?

CVE-2026-7067 is considered a high severity vulnerability due to its potential for remote code execution through command injection.

2

How do I fix CVE-2026-7067?

To mitigate CVE-2026-7067, update the firmware of the D-Link DIR-822 to the latest version provided by the vendor.

3

What systems are affected by CVE-2026-7067?

CVE-2026-7067 affects the D-Link DIR-822 router specifically on version A_101.

4

What are the potential impacts of CVE-2026-7067?

The impacts of CVE-2026-7067 include unauthorized command execution, potentially leading to compromise of the device.

5

Is there a workaround for CVE-2026-7067?

While the best approach is to update the firmware, limiting access to the device from untrusted networks may serve as a temporary workaround for CVE-2026-7067.

Contact

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