D-Link DIR-850L Console Login Vulnerability Exposes Hard-Coded Credentials
CVE-2026-129445

9.3CRITICAL

Key Information:

Vendor

D-link
Status
Dir-850l
Vendor
CVE Published:
15 November 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-129445?

A security flaw in the D-Link DIR-850L with firmware version FW1.20WWb03 compromises the Console Login component due to hard-coded credentials found in the /usr/sbin/consolepwd file. This vulnerability allows local attackers to easily exploit the system, gaining unauthorized access. The details of this issue have been made public, presenting a significant risk for users of the device.

Affected Version(s)

DIR-850L FW1.20WWb03

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-2026-129445 - Proof of Concept

References

https://vuldb.com/vuln/437458
vdb-entry
https://vuldb.com/vuln/437458/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-129445
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
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

BenSmith (VulDB User)
.