Medium 6.3Published May 11, 2026

CVE-2026-8345D-Link DIR-816 singlePortForward sub_445E7C command injection

Updated under an hour ago (Oct 25, 2026, 9:50 PM ET)

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It affects D-Link DIR-816 and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for D-Link DIR-816

Exploited in the last 30 days

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.

CVSS: 6.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Weakness (CWE): CWE-77, CWE-74
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: May 12, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

D-Link DIR-816 d_link:dir_816 (from the name)	1.10CNB05_R1B011D88210	CNA record
dlink dir-816_firmware dlink:dir-816_firmware	1.10cnb05_r1b011d88210	NVD

References

https://vuldb.com/vuln/362661vdb-entry, technical-description, third-party-advisory
https://vuldb.com/vuln/362661/ctisignature, permissions-required, vdb-entry
https://vuldb.com/submit/811379third-party-advisory, vdb-entry
https://github.com/lipenghai/iot_bug/blob/main/D-Link/DIR816/2.mdexploit, third-party-advisory
https://www.dlink.com/product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.