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CVE-2026-18810: Missing Authentication in H3C NX15

0
Medium
VulnerabilityCVE-2026-18810cvecve-2026-18810
Published: 08/04/2026 (08/04/2026, 20:00:09 UTC)
Source: CVE Database V5
Vendor/Project: H3C
Product: NX15

Description

CVE-2026-18810 is a medium severity vulnerability in H3C NX15 V100R017 involving missing authentication in an unknown function within the /api/wizard/networkSetup file. This flaw allows remote attackers to bypass authentication controls. No patch or official remediation guidance has been provided by the vendor at this time.

CVSS v4.0

Score 6.9medium

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
Low
Vuln. Integrity
Low
Vuln. Availability
Low
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X

Affected software

CPE configurations
cpe:2.3:a:h3c:nx15:*:*:*:*:*:*:*:*

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/04/2026, 20:28:12 UTC

Technical Analysis

This vulnerability affects H3C NX15 V100R017 and is characterized by missing authentication in an unspecified function of the /api/wizard/networkSetup endpoint. The lack of authentication allows remote attackers to potentially access or manipulate network setup functions without proper authorization. The vendor was notified early, but no remediation level or patch information is currently available. The CVSS 4.0 base score is 6.9, indicating a medium severity impact with network attack vector, no privileges required, and no user interaction needed.

Potential Impact

The vulnerability enables remote attackers to bypass authentication mechanisms on the affected device, potentially allowing unauthorized access to network setup functions. This could lead to unauthorized configuration changes or information disclosure depending on the function exploited. However, the exact impact is limited by the unknown nature of the affected function and the absence of confirmed exploits in the wild.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to the affected device's management interfaces to trusted networks and users only to reduce exposure.

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Technical Details

Data Version
5.2
Assigner Short Name
VulDB
Date Reserved
2026-08-04T12:46:00.744Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a724791bf8831d5396138cf

Added to database: 08/04/2026, 20:12:01 UTC

Last enriched: 08/04/2026, 20:28:12 UTC

Last updated: 08/04/2026, 22:19:45 UTC

Views: 7

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