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CVE-2026-2210

D-Link DIR-823X set_filtering sub_4211C8 os command injection

HIGH
7.2
CVSS Score
Published: February 9, 2026 at 02:02 AM UTC
Updated: June 17, 2026 at 10:30 AM UTC
2 products affected across 1 vendorDir 823X AX3000 FirmwareDIR-823X

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Severity
HIGH7.2
Exploit prediction
EPSS 5%
SSVC
PoC

Description

A vulnerability has been found in D-Link DIR-823X 250416. This affects the function sub_4211C8 of the file /goform/set_filtering. Such manipulation leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.344925
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.344925
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.752165
Issue Tracking
Source: cverecord
https://github.com/master-abc/cve/issues/34
Exploit
Source: cverecord
https://github.com/user-attachments/files/25010265/Remote.Command.Injection.in.D-Link.DIR-823X.via._goform_set_filtering.zip
Product
Source: cverecord
https://www.dlink.com/

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.2HIGHVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-78CWE-77

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