OS Command Injection Vulnerability in Linksys Router Models
CVE-2025-8823

5.3MEDIUM

Key Information:

Vendor

Linksys
Status
Re6250
Re6300
Re6350
Re6500
Vendor
CVE Published:
11 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8823?

A security vulnerability has been identified in multiple Linksys router models that allows the remote execution of arbitrary operating system commands via the setDeviceName function. Malicious actors may exploit this flaw by manipulating the DeviceName argument, putting users at risk of unauthorized access and control over their network devices. The issue affects several models, including the RE6250, RE6300, RE6350, RE6500, RE7000, and RE9000, and may lead to severe security implications if not addressed promptly.

Affected Version(s)

RE6250 20250801

RE6300 20250801

RE6350 20250801

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-2025-8823 - Proof of Concept

References

https://vuldb.com/?id.319357
vdb-entrytechnical-description
https://vuldb.com/?ctiid.319357
signaturepermissions-required
https://vuldb.com/?submit.626687
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
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

pjqwudi (VulDB User)
.