What is the CVSS score of CVE-2026-2883?

CVE-2026-2883 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of Dwr M960 Firmware are affected by CVE-2026-2883?

A high-severity vulnerability (CVSS 8.8) has been identified in D-Link DWR-M960 routers affecting the QoS configuration function, with a public exploit already available.

Is there a public PoC exploit available for CVE-2026-2883?

Yes, a public proof-of-concept exploit is available for CVE-2026-2883. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-2883?

Within 24 hours: Identify and inventory all D-Link DWR-M960 devices running firmware 1.01.07 in your environment and isolate affected units from critical networks if possible. Within 7 days: Implement network segmentation to restrict access to the vulnerable QoS management interface, disable remote management features if not essential, and deploy WAF/IDS signatures to detect exploitation attempts. Within 30 days: Contact D-Link for patch availability status, evaluate replacement with patched firmware versions or alternative vendors, and establish monitoring for any unauthorized QoS configuration changes.

Dwr M960 Firmware CVE-2026-2883

HIGH

Buffer Overflow (CWE-119)

2026-02-21 cna@vuldb.com

D-Link Buffer Overflow Stack Overflow Dwr M960 Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:04 vuln.today

PoC Detected

Feb 23, 2026 - 19:41 vuln.today

Public exploit code

CVE Published

Feb 21, 2026 - 20:16 nvd

HIGH 8.8

DescriptionCVE.org

A vulnerability was determined in D-Link DWR-M960 1.01.07. Impacted is the function sub_427D74 of the file /boafrm/formIpQoS. Executing a manipulation of the argument submit-url can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

AnalysisAI

Stack-based buffer overflow in D-Link DWR-M960 firmware version 1.01.07 allows remote attackers with low privileges to achieve complete system compromise through manipulation of the submit-url parameter in the /boafrm/formIpQoS function. Public exploit code exists for this vulnerability and no patch is currently available, creating immediate risk for affected deployments.

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Authenticate to D-Link DWR-M960

Delivery

Access /boafrm/formIpQoS endpoint

Exploit

Craft oversized submit-url parameter

Execution

Overflow stack buffer in sub_427D74

Impact

Execute arbitrary code with device privileges

Access

Authenticate to D-Link DWR-M960

Delivery

Access /boafrm/formIpQoS endpoint

Exploit

Craft oversized submit-url parameter

Execution

Overflow stack buffer in sub_427D74

Impact

Execute arbitrary code with device privileges

Vulnerability AssessmentAI

Exploitation	D-Link DWR-M960 firmware version 1.01.07 with /boafrm/formIpQoS endpoint accessible. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	CVSS 8.8 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	A remote attacker could exploit this vulnerability to stack-based buffer overflow.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify and inventory all D-Link DWR-M960 devices running firmware 1.01.07 in your environment and isolate affected units from critical networks if possible. …

Threat intelligence, references, and detailed analysis are available after sign-in.

CVE-2026-2883 vulnerability details – vuln.today

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Dwr M960 Firmware CVE-2026-2883

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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Attack ChainAIDerived

Vulnerability AssessmentAI

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External POC / Exploit Code