High severity · published Aug 4, 2026
CVE-2026-18810
H3C NX15 networkSetup missing authentication
7.3
CVSS
0.7%
EPSS
No
On KEV
Description
A security vulnerability has been detected in H3C NX15 V100R017. Impacted is an unknown function of the file /api/wizard/networkSetup. Such manipulation leads to missing authentication. The attack may be performed from remote. The vendor was contacted early about this disclosure.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NX
NX15 · H3C
V100R017 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-18810
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-18810
github.com
https://github.com/coconut652-7/IOT_Vul_Public/tree/main/H3C/NX15R017/api_wizard_networksetup_preauth_hijack
vuldb.com
https://vuldb.com/cve/CVE-2026-18810
vuldb.com
https://vuldb.com/submit/857805
vuldb.com
https://vuldb.com/vuln/385809
vuldb.com
https://vuldb.com/vuln/385809/cti
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