Command Injection Vulnerability in H3C NX15 Product
CVE-2026-18813

8.6HIGH

Key Information:

Vendor

H3c
Status
Nx15
Vendor
CVE Published:
4 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-18813?

A command injection vulnerability exists in the H3C NX15 V100R017 product. The flaw is located in the delete function of the /api/esps endpoint, where unsanitized input from the esps.apcm.version argument can be manipulated to execute arbitrary commands. This vulnerability allows attackers to initiate exploitation remotely. The issue has been publicly disclosed, and early notifications were provided to the vendor regarding the vulnerability's existence.

Affected Version(s)

NX15 V100R017

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-2026-18813 - Proof of Concept

References

https://vuldb.com/vuln/385812
vdb-entrytechnical-description
https://vuldb.com/vuln/385812/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-18813
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

coconut (VulDB User)
VulDB CNA Team
.