CVE-2026-2210

HIGH
2026-02-09 [email protected]
7.2
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 11, 2026 - 18:36 vuln.today
Public exploit code
CVE Published
Feb 09, 2026 - 03:16 nvd
HIGH 7.2

Tags

D-Link Command Injection Dir 823x Firmware

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.

Analysis

D-Link DIR-823X firmware versions up to 250416 contain an OS command injection vulnerability in the /goform/set_filtering function that allows remote attackers with high privileges to execute arbitrary commands with full system access. Public exploit code exists for this vulnerability, and no patch is currently available. …

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Remediation

Within 24 hours: Inventory all D-Link DIR-823X devices in production and isolate or restrict network access to affected units if operationally feasible. Within 7 days: Implement network segmentation to limit lateral movement from compromised devices and deploy WAF rules to block /goform/set_filtering requests from untrusted sources. …

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Priority Score

56
Low Medium High Critical
KEV: 0
EPSS: +0.2
CVSS: +36
POC: +20

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CVE-2026-2210 vulnerability details – vuln.today
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