Command Injection Vulnerability in D-Link DIR-823X Router
CVE-2025-11100

5.3MEDIUM

Key Information:

Vendor

D-link
Status
Dir-823x
Vendor
CVE Published:
28 September 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-11100?

A security flaw exists in the D-Link DIR-823X router, specifically in the 'uci_set' function found in the '/goform/set_wifi_blacklists' file. This vulnerability allows for command injection that can be exploited remotely. Attackers leveraging this weakness could execute arbitrary commands on the affected device. Publicly available exploit code increases the urgency for users to secure their routers against potential intrusions.

Affected Version(s)

DIR-823X 250416

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-2025-11100 - Proof of Concept

References

https://vuldb.com/?id.326181
vdb-entrytechnical-description
https://vuldb.com/?ctiid.326181
signaturepermissions-required
https://vuldb.com/?submit.661917
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

neptune111 (VulDB User)
JSON
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CVE-2025-11100 : Command Injection Vulnerability in D-Link DIR-823X Router