CVE-2026-7067

Description

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.

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CVSS v3.1 Score

7.3

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

EPSS — Exploit Prediction

0.0158

Probability of exploitation

0.82%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-74 CWE-74

CWE-77 CWE-77

Affected Products

Vendor	Product	Versions
dlink	dir-822_firmware	All
dlink	dir-822	All

References

Exploits

https://tzh00203.notion.site/D-Link-DIR-822-A1-Command-Injection-in-udhcpd-via-DHCP-Hostname-337b5c52018a80d9b638d0fa59969e6b

Other References

https://vuldb.com/submit/798645 https://vuldb.com/vuln/359642 https://vuldb.com/vuln/359642/cti https://www.dlink.com/

Frequently Asked Questions

What is CVE-2026-7067? +

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. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-7067? +

CVE-2026-7067 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0158, placing it in the 1th percentile for exploitation probability.

What products are affected by CVE-2026-7067? +

CVE-2026-7067 affects products from dlink, specifically: dir-822, dir-822_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-7067? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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