Vulnerability record · CVE-2026-7067 · published 27 April 2026

CVE-2026-7067: Dlink dir-822 firmware injection vulnerability

Dlink · Dir 822 Firmware

A vulnerability was determined in D-Link DIR-822 A_101. 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.

5.5 CVSS 4.0 Medium EPSS 3.5% · top 11.2% CWE-74 · InjectionCWE-77 · Command injection

5.5CVSS 4.0 base score, v2 7.5

3.5%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

5References, 1 tagged exploit

17 Jun 2026Last modified by NVD

Description

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Dir 822 Firmware Dlink

References

Link	Tags
https://tzh00203.notion.site/D-Link-DIR-822-A1-Command-Injection-in-udhcpd-via-DHCP-Hostname-337b5c52018a80d9b638d0fa599	ExploitThird Party Advisory
https://vuldb.com/submit/798645	Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/359642	Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/359642/cti	Permissions RequiredVDB Entry
https://www.dlink.com/	Product

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-7067), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.