Buffer Overflow Vulnerability in D-Link DIR-825M Router
CVE-2026-7289

8.7HIGH

Key Information:

Vendor

D-link
Status
Dir-825m
Vendor
CVE Published:
28 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-7289?

A vulnerability exists in the D-Link DIR-825M router software version 1.1.12 that affects the handling of the submit-url argument in the function sub_414BA8 located in the /boafrm/formWanConfigSetup file. This flaw can lead to a buffer overflow, allowing attackers to execute arbitrary code remotely. The nature of this vulnerability poses a significant risk as the exploit has been made public, highlighting the need for immediate attention and mitigation strategies from users.

Affected Version(s)

DIR-825M 1.1.12

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-2026-7289 - Proof of Concept

References

https://vuldb.com/vuln/359947
vdb-entrytechnical-description
https://vuldb.com/vuln/359947/cti
signaturepermissions-required
https://vuldb.com/submit/803025
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

kiciot (VulDB User)
.