CVE-2026-2157: D-Link DIR-823X set_static_route_table sub_4175CC os command injection

Published Feb 8, 2026
·
Updated

A security vulnerability has been detected in D-Link DIR-823X 250416. This affects the function sub4175CC of the file /goform/setstaticroutetable. Such manipulation of the argument interface/destip/netmask/gateway/metric leads to os command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.

Affected Software

3 affected components
D-Link DIR-823X=250416
All of the following
Dlink Dir-823x Firmware=250416
Dlink Dir-823x

Event History

Feb 8, 2026
CVE Published
via MITRE·03:02 PM
Data Sourced
via MITRE·03:02 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-2157?

CVE-2026-2157 is rated as a high severity vulnerability due to its potential for arbitrary OS command injection.

2

How can I fix CVE-2026-2157?

To fix CVE-2026-2157, update the D-Link DIR-823X to the latest firmware version that addresses this vulnerability.

3

What types of attacks can CVE-2026-2157 enable?

CVE-2026-2157 can enable attackers to execute arbitrary commands on the affected D-Link DIR-823X device.

4

Is CVE-2026-2157 present in earlier versions of the firmware?

CVE-2026-2157 specifically affects D-Link DIR-823X version 250416 and may not be present in earlier versions.

5

Who is vulnerable to CVE-2026-2157?

Users of D-Link DIR-823X routers running firmware version 250416 are vulnerable to CVE-2026-2157.

Contact

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