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

CVE-2026-8346

Description

A vulnerability was detected in D-Link DIR-816 1.10CNB05_R1B011D88210. This affects the function portForward. Performing a manipulation of the argument ip_address results in command injection. The attack can be initiated remotely. The exploit is now public and may be used.

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/DIR816/3.mdnvdExploitThird Party Advisory
vuldb.com/submit/811380nvdThird Party AdvisoryVDB Entry
vuldb.com/vuln/362662nvdThird Party AdvisoryVDB Entry
vuldb.com/vuln/362662/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.

3.10%

VYPR risk score

Composite of severity, exploitation, and reach.

0.41medium

cvss	0.410
epss	0.002
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-2026-8346