CVE-2026-18812: H3C NX15 esps esps.ipv6.wan command injection

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-04 · updated 2026-10-23
Weakness: CWE-74

Description

A flaw has been found in H3C NX15 V100R017. The impacted element is the function esps.ipv6.wan of the file /api/esps. Executing a manipulation of the argument workMode can lead to command injection. It is possible to launch the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure.

Affected products

H3C NX15: V100R017

References

https://github.com/coconut652-7/IOT_Vul_Public/tree/main/H3C/NX15R017/esps_ipv6_wan_set_workmode_root_rce
https://vuldb.com/cve/CVE-2026-18812
https://vuldb.com/submit/857809
https://vuldb.com/vuln/385811
https://vuldb.com/vuln/385811/cti

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