CVE-2026-2129: D-Link DIR-823X set_ac_status os command injection

Published Feb 8, 2026
·
Updated

A vulnerability was found in D-Link DIR-823X 250416. Affected by this issue is some unknown functionality of the file /goform/setacstatus. Performing a manipulation of the argument acipaddr/acipstatus/aprandtime results in os command injection. The attack may be initiated remotely. The exploit has been made public and could be used.

Affected Software

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

Event History

Feb 8, 2026
CVE Published
via MITRE·01:32 AM
Data Sourced
via MITRE·01:32 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·02:15 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-2129?

CVE-2026-2129 has been classified as a high severity vulnerability due to its potential to allow remote code execution via OS command injection.

2

How do I fix CVE-2026-2129?

To fix CVE-2026-2129, update the D-Link DIR-823X firmware to the latest version provided by D-Link that addresses this vulnerability.

3

What devices are affected by CVE-2026-2129?

CVE-2026-2129 affects the D-Link DIR-823X router specifically in the handling of the /goform/set_ac_status file.

4

What are the potential risks of CVE-2026-2129?

The risks of CVE-2026-2129 include potential unauthorized access and execution of arbitrary commands on the affected device.

5

Is there a known exploit for CVE-2026-2129?

Yes, there are known methods to exploit CVE-2026-2129, which involve manipulating the parameters in the set_ac_status function.

Contact

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