CVE-2026-18900CWE-77CWE-78command-injection

CVE-2026-18900

High · published August 5, 2026

CVSS v3.1
7.2
EPSS
4%
Percentile
90.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.03822 · 90.0th percentile
Weaknesses
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection'); CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-08-05T09:16Z
References (6)
https://github.com/coconut652-7/IOT_Vul_Public/blob/main/H3C/NX15R017/file_exec_root_rce/poc/postauth_file_exec_rce.py · [email protected]https://github.com/coconut652-7/IOT_Vul_Public/blob/main/H3C/NX15R017/file_exec_root_rce/report/postauth_file_exec_rce_report.md · [email protected]https://vuldb.com/cve/CVE-2026-18900 · [email protected]https://vuldb.com/submit/857814 · [email protected]https://vuldb.com/vuln/385934 · [email protected]https://vuldb.com/vuln/385934/cti · [email protected]
EPSS history
Timeline
  • 05 AUG 03:45Z
    H3C NX15 Backend RPC esps file.exec os command injection
    cvelistv5