Which versions of D-Link are affected by CVE-2026-2227?

Organizations using D-Link DCS-931L should be aware of moderate risk from CVE-2026-2227, a injection vulnerability rated CVSS 4.7.

Is there a public PoC exploit available for CVE-2026-2227?

Yes, a public proof-of-concept exploit is available for CVE-2026-2227. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2026-2227?

Within 30 days: Identify affected systems running D-Link DCS-931L and apply vendor patches as part of regular patch cycle. Validate input sanitization for user-controlled parameters.

D-Link CVE-2026-2227

Q: What is the CVSS score of CVE-2026-2227?

CVE-2026-2227 has a CVSS 4.0 base score of 2.0 (Low). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.1%.

LOW

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)

2026-02-09 cna@vuldb.com

Command Injection D-Link

2.0

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

2.0 LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

MEDIUM LOW

CVSS changed

Apr 29, 2026 - 01:11 NVD

4.7 (MEDIUM) 2.0 (LOW)

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Feb 23, 2026 - 11:16 vuln.today

Public exploit code

CVE Published

Feb 09, 2026 - 10:15 nvd

MEDIUM 4.7

DescriptionCVE.org

A vulnerability was found in D-Link DCS-931L up to 1.13.0. Impacted is the function doSystem of the file /setSystemAdmin. Performing a manipulation of the argument AdminID results in command injection. The attack may be initiated remotely. The exploit has been made public and could be used. This vulnerability only affects products that are no longer supported by the maintainer.

AnalysisAI

D-Link DCS-931L camera firmware versions up to 1.13.0 contain a command injection vulnerability in the /setSystemAdmin endpoint that allows remote attackers with high privileges to execute arbitrary commands by manipulating the AdminID parameter. Public exploit code exists for this vulnerability, though the affected devices are no longer supported by D-Link. An attacker with administrative access could achieve remote code execution on vulnerable cameras.

Technical ContextAI

Affects Dcs-931L Firmware. A vulnerability was found in D-Link DCS-931L up to 1.13.0. Impacted is the function doSystem of the file /setSystemAdmin. Performing a manipulation of the argument AdminID results in command injection. The attack may be initiated remotely. The exploit has been made public and could be used. This vulnerability only affects products that are no longer supported by the maintainer.