CVE-2026-8345

Name: CVE-2026-8345
Creator: NVD / NIST
Published: 2026-05-11T23:20:22.813+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 3.16%

Last modified Jun 17, 2026

CVE-2026-8345 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A security vulnerability has been detected in D-Link DIR-816 1.10CNB05_R1B011D88210. Affected by this issue is the function sub_445E7C of the file /goform/singlePortForward. EPSS estimates a 3.16% chance of exploitation in the next 30 days.

Description

A security vulnerability has been detected in D-Link DIR-816 1.10CNB05_R1B011D88210. Affected by this issue is the function sub_445E7C of the file /goform/singlePortForward. Such manipulation of the argument ip_address leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.

Metrics

CVSS 3.1

8.8/10

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

CVSS 4.0

2.1/10

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

EPSS Probability

3.16%

86.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dlink	Dir-816 Firmware	1.10cnb05_r1b011d88210

References

https://github.com/lipenghai/iot_bug/blob/main/D-Link/DIR816/2.mdExploit, Third Party Advisory
https://vuldb.com/submit/811379Third Party Advisory, VDB Entry
https://vuldb.com/vuln/362661Third Party Advisory, VDB Entry
https://vuldb.com/vuln/362661/ctiPermissions Required, VDB Entry
https://www.dlink.com/Product

Timeline

Published: May 11, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-8345?

How severe is CVE-2026-8345?

CVE-2026-8345 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 3.16% probability of exploitation in the next 30 days.

How do I fix CVE-2026-8345?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST