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CVE-2026-84318

🗓️ 12 Oct 2026 20:20:18Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 30 Views🌐 WEB

Authenticated RCE in Nginx UI MCP `nginx_config_add` via directive validation bypass.

Related
Detection
Affected
Refs
Paths
Vulners
Node
nginxuinginx_uiRange2.0.0-rc.6–2.4.1
[
  {
    "vendor": "0xJacky",
    "product": "nginx-ui",
    "versions": [
      {
        "version": ">= 2.0.0-rc.6, < 2.4.1",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
config_datarequest body/api/configsThe REST API endpoint /api/configs allows an authenticated attacker to write nginx configuration files. Due to a missing call to config.ValidateConfigFile, an attacker can bypass security layers to include dangerous directives (e.g., perl, js_import, load_module) leading to Remote Code Execution.CWE-693

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13 Oct 2026 15:17Current
7.7High risk
Vulners AI Score7.7
CVSS 3.18.8
EPSS0.00816
SSVC
30