OS Command Injection Vulnerability in Netcore Power 15AX by Netcore
CVE-2026-4840

8.7HIGH

Key Information:

Vendor

Netcore

Status
Power 15ax
Vendor
CVE Published:
26 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4840?

A security flaw has been identified in Netcore Power 15AX that affects the setTools function of the /bin/netis.cgi file within the Diagnostic Tool Interface. An attacker can manipulate the IpAddr argument, leading to OS command injection vulnerabilities. This flaw permits remote exploitation, which poses significant risks to system integrity and confidentiality. Despite early notifications to the vendor, no response has been recorded, raising concerns regarding remediation efforts.

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Affected Version(s)

Power 15AX 3.0.0.6938

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-2026-4840 - Proof of Concept

References

https://vuldb.com/?id.353146
vdb-entrytechnical-description
https://vuldb.com/?ctiid.353146
signaturepermissions-required
https://vuldb.com/?submit.776127
third-party-advisory

CVSS V4

Score:
8.7
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

Lastxuan (VulDB User)
VulDB
JSON
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