Stack-based Buffer Overflow in D-Link DWR-M960 Router
CVE-2026-2881

8.7HIGH

Key Information:

Vendor

D-link
Status
Dwr-m960
Vendor
CVE Published:
21 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2881?

A stack-based buffer overflow vulnerability has been identified in the D-Link DWR-M960 router specifically in the Advanced Firewall Configuration Endpoint. The issue arises from improper handling of the argument 'submit-url' within the function located at sub_425FF8 of the /boafrm/formFirewallAdv file. This vulnerability allows remote attackers to execute arbitrary code by crafting malicious input. The exploit has been made public, increasing the urgency for users to apply necessary mitigations to safeguard their devices.

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Affected Version(s)

DWR-M960 1.01.07

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-2881 - Proof of Concept

References

https://vuldb.com/?id.347175
vdb-entrytechnical-description
https://vuldb.com/?ctiid.347175
signaturepermissions-required
https://vuldb.com/?submit.754486
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

LX-66-LX (VulDB User)
JSON
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