RCE in D-link Dir-822
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…
EPSS: 0.016 (82.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- D-link Dir-822 — versions A_101
- Dlink Dir-822 — versions a1
- Dlink Dir-822_firmware — versions 1.0.1
Weakness classification (CWE)
References
- VDB-359642 | D-Link DIR-822 udhcpd DHCP Service dhcpd.c system command injection (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-359642 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #798645 | D-Link DIR822A_101 A_101 Buffer Overflow (Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (Exploit, Third Party Advisory, exploit)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2026-7067?
- CVE-2026-7067 is a high-severity vulnerability in D-link Dir-822, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-04-27.
- How severe is CVE-2026-7067?
- High severity. CVSS v3 base score is 7.3 out of 10.