Command Injection Vulnerability in D-Link DIR-806A Router
CVE-2025-15391

5.3MEDIUM

Key Information:

Vendor

D-link
Status
Dir-806a
Vendor
CVE Published:
31 December 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-15391?

A command injection vulnerability has been discovered in the D-Link DIR-806A router within the SSDP Request Handler's ssdpcgi_main function. This flaw allows remote attackers to manipulate inputs and execute arbitrary commands on the device, potentially compromising its security. The risk is particularly significant for devices that are no longer supported by the vendor, as users are left without patches or guidance to mitigate the threat. The exploitation of this vulnerability has been made publicly available, emphasizing the urgent need for users to assess their network security due to this severe issue.

Affected Version(s)

DIR-806A 100CNb11

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-2025-15391 - Proof of Concept

References

https://vuldb.com/?id.339152
vdb-entrytechnical-description
https://vuldb.com/?ctiid.339152
signaturepermissions-required
https://vuldb.com/?submit.727637
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

2160288544 (VulDB User)
JSON
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CVE-2025-15391 : Command Injection Vulnerability in D-Link DIR-806A Router