What is the CVSS score of CVE-2026-2085?

CVE-2026-2085 has a CVSS 3.1 base score of 7.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.3%.

Which versions of Dwr M921 Firmware are affected by CVE-2026-2085?

A high-severity vulnerability (CVE-2026-2085) affects D-Link DWR-M921 routers used in network infrastructure, with a public exploit already available.

Is there a public PoC exploit available for CVE-2026-2085?

Yes, a public proof-of-concept exploit is available for CVE-2026-2085. Prioritise patching immediately. EPSS: 0.3%.

How to fix or mitigate CVE-2026-2085?

Within 24 hours: Identify all D-Link DWR-M921 devices running firmware 1.1.50 in your environment and isolate them from critical network segments if possible. Within 7 days: Implement network access controls restricting access to the affected /boafrm/formUSSDSetup endpoint via firewall rules or WAF policies. Within 30 days: Contact D-Link for patch availability status; if no patch emerges, develop a device replacement plan or deploy additional compensating controls (network segmentation, VPN isolation, enhanced monitoring).

Dwr M921 Firmware CVE-2026-2085

HIGH

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

2026-02-07 cna@vuldb.com

Command Injection D-Link Dwr M921 Firmware

7.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.2 HIGH

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Feb 12, 2026 - 16:21 vuln.today

Public exploit code

CVE Published

Feb 07, 2026 - 12:15 nvd

HIGH 7.2

DescriptionCVE.org

A security vulnerability has been detected in D-Link DWR-M921 1.1.50. Affected is the function sub_419F20 of the file /boafrm/formUSSDSetup of the component USSD Configuration Endpoint. The manipulation of the argument ussdValue leads to command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.

AnalysisAI

Command injection in D-Link DWR-M921 firmware versions up to 1.1.50 allows remote attackers with high privileges to execute arbitrary commands through the USSD Configuration endpoint. Public exploit code exists for this vulnerability, and no patch is currently available. An authenticated attacker can leverage the unsanitized ussdValue parameter to compromise the affected device.

Technical ContextAI

Affects Dwr-M921 Firmware. A security vulnerability has been detected in D-Link DWR-M921 1.1.50. Affected is the function sub_419F20 of the file /boafrm/formUSSDSetup of the component USSD Configuration Endpoint. The manipulation of the argument ussdValue leads to command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.