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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.

PUBLISHED Reserved 2026-05-11 | Published 2026-05-11 | Updated 2026-05-12 | Assigner VulDB




MEDIUM: 5.3CVSS: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
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Command Injection

Injection

Product status

1.10CNB05_R1B011D88210
affected

Timeline

2026-05-11:Advisory disclosed
2026-05-11:VulDB entry created
2026-05-11:VulDB entry last update

Credits

stksgg (VulDB User) reporter

References

vuldb.com/vuln/362661 (VDB-362661 | D-Link DIR-816 singlePortForward sub_445E7C command injection) vdb-entry technical-description

vuldb.com/vuln/362661/cti (VDB-362661 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/811379 (Submit #811379 | D-Link DIR816 DIR-816A2_FWv1.10CNB05_R1B011D88210.img Command Injection) third-party-advisory

github.com/lipenghai/iot_bug/blob/main/D-Link/DIR816/2.md exploit

www.dlink.com/ product

cve.org (CVE-2026-8345)

nvd.nist.gov (CVE-2026-8345)

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