Remote Code Execution Vulnerability in H3C NX15 Web API
CVE-2026-18901

8.6HIGH

Key Information:

Vendor

H3c
Status
Nx15
Vendor
CVE Published:
5 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-18901?

A security vulnerability has been identified in the H3C NX15 V100R017, specifically within the service.add function of the Web API component located at /api/esps. This vulnerability exposes a dangerous routine that can be manipulated remotely, potentially allowing an attacker to execute arbitrary code. The exploit details have been made public, raising concerns about its exploitation in the wild. The vendor was informed about the discovery early on, emphasizing the need for prompt attention and remediation.

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-2026-18901 - Proof of Concept

References

https://vuldb.com/vuln/385935
vdb-entrytechnical-description
https://vuldb.com/vuln/385935/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-18901
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
.