Medium severity6.3NVD Advisory· Published May 11, 2026· Updated May 12, 2026

CVE-2026-8344

Description

A weakness has been identified in D-Link DIR-816 1.10CNB05_R1B011D88210. Affected by this vulnerability is the function sub_445E7C of the file /goform/formDMZ.cgi. This manipulation causes command injection. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Lipenghai/IoT Bugreferences
Dlink/Dir 816 Firmware
cpe:2.3:o:dlink:dir-816_firmware:1.10cnb05_r1b011d88210:*:*:*:*:*:*:*
Dlink/DIR-816llm-fuzzy
Range: = 1.10CNB05_R1B011D88210

Patches

Vulnerability mechanics

References

github.com/lipenghai/iot_bug/blob/main/D-Link/DIR816/1.mdnvdExploitThird Party Advisory
vuldb.com/submit/811378nvdThird Party AdvisoryVDB Entry
vuldb.com/vuln/362660nvdThird Party AdvisoryVDB Entry
vuldb.com/vuln/362660/ctinvdPermissions RequiredVDB Entry
www.dlink.comnvdProduct

News mentions

No linked articles in our index yet.

Severity

MediumCVSS v3.1

6.3/ 10

CVSS v42.1

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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:X/V:X/RE:X/U:X

Attack vector: Network
Complexity: Low
Privileges: Low
User interaction: None
Scope: Unchanged
Confidentiality: Low
Integrity: Low
Availability: Low

Vector

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

EPSS

Probability of exploitation in the next 30 days.

3.16%

VYPR risk score

Composite of severity, exploitation, and reach.

0.41medium

cvss	0.410
epss	0.003
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-74
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-77
Improper Neutralization of Special Elements used in a Command ('Command Injection')

CVE ID

CVE-2026-8344