CVE-2026-84315

{
  "etk_id": "ETK-2026-1416",
  "cve_id": "CVE-2026-84315",
  "display_id": "CVE-2026-84315",
  "ghsa_id": "GHSA-5v7c-xpfp-p65m",
  "euvd_id": "EUVD-2026-97830",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Missing session step-up checks in nginx-ui mutation routes",
  "summary": "nginx-ui versions before 2.4.1 do not consistently require fresh secure-session verification for authenticated changes. An attacker who obtains an authenticated session may modify backups, DNS settings, certificates, Nginx controls, or automation without completing the expected OTP or passkey step-up.",
  "mitigation": "Upgrade nginx-ui to version 2.4.1 or later. Until upgraded, restrict access to the management interface and invalidate potentially exposed authenticated sessions.",
  "vendor": "0xJacky",
  "product": "nginx-ui",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        "<= 2.3.10"
      ],
      "ecosystem": "go",
      "fixed_versions": [],
      "package_name": "github.com/0xJacky/Nginx-UI",
      "purl": "pkg:golang/github.com/0xJacky/Nginx-UI"
    }
  ],
  "cwes": [
    862
  ],
  "cvss_score": 8.3,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H",
  "epss_score": 0.0028,
  "epss_percentile": 0.1881,
  "epss_asof": "2026-10-21",
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "differential",
  "exploit": false,
  "pipeline_minutes": 22.43575866666667,
  "t0_at": "2026-10-12T20:06:50.499000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-12T21:27:40.405189+00:00",
      "days": 0.056133173483796296,
      "is_lower_bound": false,
      "measured_at": "2026-10-12T20:06:50.499000+00:00",
      "url": null
    },
    "public_poc": {
      "at": "2026-10-15T20:12:42+00:00",
      "days": 3.004068298611111,
      "is_lower_bound": false,
      "measured_at": "2026-10-12T20:06:50.499000+00:00",
      "url": "https://github.com/advisories/GHSA-5v7c-xpfp-p65m"
    },
    "trigger_signal": {
      "at": "2026-10-12T20:06:50.499000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-12T20:06:50.499000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-84315"
    }
  }
}