ETK-2026-2762Zero's internal tracking ID, independent of the CVE number.

{
  "etk_id": "ETK-2026-2762",
  "cve_id": null,
  "display_id": "ETK-2026-2762",
  "ghsa_id": "GHSA-m47j-wp78-fqjg",
  "euvd_id": null,
  "status": "published",
  "anchor_state": "awaiting_cve",
  "title": "DTD attribute amplification denial of service in parsedmarc",
  "summary": "parsedmarc versions before 11.1.0 can consume excessive CPU and memory while parsing aggregate-report XML containing DTD default attributes. An attacker who can send mail to a monitored DMARC report mailbox, or provide a file for parsing, can cause denial of service.",
  "mitigation": "Upgrade parsedmarc to version 11.1.0 or later. Until upgraded, accept aggregate-report files only from trusted sources and block inputs containing DTD declarations before they reach parsedmarc.",
  "vendor": "pip",
  "product": "pip:parsedmarc",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        "<= 11.0.5"
      ],
      "ecosystem": "pip",
      "fixed_versions": [
        "11.1.0"
      ],
      "package_name": "parsedmarc",
      "purl": "pkg:pypi/parsedmarc"
    }
  ],
  "cwes": [
    400
  ],
  "cvss_score": 7.5,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 10.390807266666666,
  "t0_at": null,
  "signals": {
    "public_poc": {
      "at": "2026-10-27T02:30:34+00:00",
      "days": -0.6448588102662037,
      "is_lower_bound": true,
      "measured_at": "2026-10-27T17:59:09.878131+00:00",
      "url": "https://github.com/domainaware/parsedmarc/security/advisories/GHSA-m47j-wp78-fqjg"
    },
    "trigger_signal": {
      "at": "2026-10-27T02:30:34+00:00",
      "days": -0.6448588102662037,
      "is_lower_bound": true,
      "measured_at": "2026-10-27T17:59:09.878131+00:00",
      "url": "https://github.com/domainaware/parsedmarc/security/advisories/GHSA-m47j-wp78-fqjg"
    }
  }
}