CVE-2026-108587

{
  "etk_id": "ETK-2026-1644",
  "cve_id": "CVE-2026-108587",
  "display_id": "CVE-2026-108587",
  "ghsa_id": "GHSA-38rr-wcwh-jgw6",
  "euvd_id": "EUVD-2026-101824",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Unauthenticated arbitrary file upload in 10Web Booster",
  "summary": "10Web Booster versions through 2.34.10 allow unauthenticated file uploads. An attacker who obtains an exposed REST nonce after a bulk optimization task pauses may upload executable content and potentially execute code on the site.",
  "mitigation": "Disable 10Web Booster on affected sites until the vendor releases an update. If it cannot be disabled immediately, restrict public access where feasible and monitor `wp-content/uploads/` for unexpected files.",
  "vendor": "10web",
  "product": "10Web Booster – Website speed optimization, Cache & Page Speed optimizer",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= 2.34.10"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "10Web Booster – Website speed optimization, Cache & Page Speed optimizer",
      "purl": null
    }
  ],
  "cwes": [
    434
  ],
  "cvss_score": 9.8,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "epss_score": 0.0092,
  "epss_percentile": 0.5957,
  "epss_asof": "2026-10-20",
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "differential",
  "exploit": false,
  "pipeline_minutes": 36.17919533333333,
  "t0_at": "2026-10-15T04:26:50.697000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-15T05:52:31.614153+00:00",
      "days": 0.0595013559375,
      "is_lower_bound": false,
      "measured_at": "2026-10-15T04:26:50.697000+00:00",
      "url": null
    },
    "trigger_signal": {
      "at": "2026-10-15T04:26:50.697000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-15T04:26:50.697000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-108587"
    }
  }
}