OS Command Injection Vulnerability in D-Link DIR-615 Router
CVE-2026-2151

8.6HIGH

Key Information:

Vendor

D-link
Status
Dir-615
Vendor
CVE Published:
8 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2151?

A vulnerability exists in the D-Link DIR-615 router, specifically in the DMZ Host Feature's adv_firewall.php file, which can be exploited to perform OS command injection. By manipulating the dmz_ipaddr argument, an attacker can execute arbitrary OS commands remotely. This vulnerability primarily concerns products that are no longer maintained, and the exploit has already been disclosed publicly, highlighting the urgent need for affected users to address this security issue.

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Affected Version(s)

DIR-615 4.10

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-2026-2151 - Proof of Concept

References

https://vuldb.com/?id.344853
vdb-entrytechnical-description
https://vuldb.com/?ctiid.344853
signaturepermissions-required
https://vuldb.com/?submit.748031
third-party-advisory

CVSS V4

Score:
8.6
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

Zephyr369 (VulDB User)
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