CVE-2026-18900: h3c NX15

High severity, CVSS 7.2. EPSS: 3.8% chance of exploitation in the next 30 days.

A weakness has been identified in H3C NX15 V100R017. This impacts the function file.exec of the file /api/esps of the component Backend RPC. This manipulation of the argument File causes os command injection. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.

Affected products

• h3c NX15: version V100R017 only

Published 2026-08-05. Last modified 2026-08-12.