CVE-2026-118686

{
  "etk_id": "ETK-2026-2899",
  "cve_id": "CVE-2026-118686",
  "display_id": "CVE-2026-118686",
  "ghsa_id": "GHSA-6pjq-v35w-jmjh",
  "euvd_id": "EUVD-2026-112391",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Regular expression denial of service in EspoCRM",
  "summary": "Affected EspoCRM releases can consume excessive CPU while processing API errors for large request bodies. An unauthenticated remote attacker may exhaust server workers and degrade availability by sending concurrent requests; API access is the relevant precondition.",
  "mitigation": "Upgrade EspoCRM 9.x to 9.3.11 or later, or 10.x to 10.0.8 or later. Restrict and rate-limit public API access until upgrades are complete.",
  "vendor": "espocrm",
  "product": "espocrm",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 10.0.0, < 10.0.8"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "10.0.8"
      ],
      "package_name": "espocrm",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < 9.3.11"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "9.3.11"
      ],
      "package_name": "espocrm",
      "purl": null
    }
  ],
  "cwes": [
    1333
  ],
  "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": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "deterministic",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 17.268065433333334,
  "t0_at": "2026-10-28T18:59:55.556000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-10-28T18:59:55.556000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-28T18:59:55.556000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-118686"
    }
  }
}