ETK-2026-1959Zero's internal tracking ID, independent of the CVE number.

{
  "etk_id": "ETK-2026-1959",
  "cve_id": null,
  "display_id": "ETK-2026-1959",
  "ghsa_id": "GHSA-h9rq-wxcw-4rjc",
  "euvd_id": null,
  "status": "published",
  "anchor_state": "awaiting_cve",
  "title": "Credential validation bypass in openvc-core",
  "summary": "openvc-core versions before 1.33.2 can incorrectly verify revoked, expired, or not-yet-valid Data Integrity credentials. A credential holder may cause policy checks to miss status, validity, or expected-type information when a verifier uses the affected credential verification paths and default policy.",
  "mitigation": "Upgrade openvc-core to version 1.33.2. Until upgraded, reject credentials with nested arrays in credential status data to reduce exposure to one known variant, but do not treat this as a complete workaround.",
  "vendor": "pip",
  "product": "pip:openvc-core",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 1.30.2, <= 1.33.0"
      ],
      "ecosystem": "pip",
      "fixed_versions": [
        "1.33.2"
      ],
      "package_name": "openvc-core",
      "purl": "pkg:pypi/openvc-core"
    }
  ],
  "cwes": [
    345
  ],
  "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:H/A:N",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 14.0547061,
  "t0_at": null,
  "signals": {
    "trigger_signal": {
      "at": "2026-10-14T16:15:27+00:00",
      "days": -6.564131787546296,
      "is_lower_bound": true,
      "measured_at": "2026-10-21T05:47:48.009346+00:00",
      "url": "https://github.com/luisgf/openvc/security/advisories/GHSA-h9rq-wxcw-4rjc"
    }
  }
}