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CVE-2026-2120

D-Link DIR-823X Configuration Parameter set_server_settings os command injection

HIGH
7.2
CVSS Score
Published: February 8, 2026 at 12:32 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 was identified in D-Link DIR-823X 250416. This affects an unknown function of the file /goform/set_server_settings of the component Configuration Parameter Handler. The manipulation of the argument terminal_addr/server_ip/server_port leads to os command injection. The attack may be initiated remotely. The exploit is publicly available and might 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 (5)

ExploitIssue Tracking
Source: [email protected]
https://github.com/master-abc/cve/issues/26
SignaturePermissions RequiredVDB Entry
Source: [email protected]
https://vuldb.com/?ctiid.344694
VDB EntryTechnical DescriptionThird Party Advisory
Source: [email protected]
https://vuldb.com/?id.344694
Third Party AdvisoryVDB Entry
Source: [email protected]
https://vuldb.com/?submit.746916
Product
Source: [email protected]
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-77CWE-78

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