CVE-2026-109967

{
  "etk_id": "ETK-2026-1474",
  "cve_id": "CVE-2026-109967",
  "display_id": "CVE-2026-109967",
  "ghsa_id": "GHSA-vw64-j3q3-fxf9",
  "euvd_id": "EUVD-2026-98693",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Unauthenticated null pointer dereference in yt-dlp-web-ui",
  "summary": "yt-dlp-web-ui through version 4.0.0 is affected in the Service.Formats JSON-RPC method. A remote attacker can crash the service without authentication if they can reach that JSON-RPC interface.",
  "mitigation": "Restrict access to the JSON-RPC interface to trusted clients and require authentication or network-level access controls. Upgrade after confirming a vendor release includes a fix; no fixed version is recorded.",
  "vendor": "marcopiovanello",
  "product": "yt-dlp-web-ui",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= 4.0.0"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "yt-dlp-web-ui",
      "purl": null
    }
  ],
  "cwes": [
    476
  ],
  "cvss_score": 8.7,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
  "epss_score": 0.0056,
  "epss_percentile": 0.4566,
  "epss_asof": "2026-10-20",
  "automation": "deterministic",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 83.94738395,
  "t0_at": "2026-10-13T14:00:18.615000+00:00",
  "signals": {
    "public_poc": {
      "at": "2026-10-13T14:00:18.615000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-13T14:00:18.615000+00:00",
      "url": "https://github.com/vazzzy071-crypto/security-advisories/blob/main/advisories/2026-10-marcopiovanello-yt-dlp-web-ui-rpc-arg-injection.md"
    },
    "trigger_signal": {
      "at": "2026-10-13T14:00:18.615000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-13T14:00:18.615000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-109967"
    }
  }
}