CVE-2026-121956

{
  "etk_id": "ETK-2026-3530",
  "cve_id": "CVE-2026-121956",
  "display_id": "CVE-2026-121956",
  "ghsa_id": "GHSA-fg26-fr9r-9hrq",
  "euvd_id": "EUVD-2026-116956",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Double free in FreeRDP WinPR Kerberos SSPI handling",
  "summary": "FreeRDP releases before 3.32.2 are affected by a double-free condition in WinPR Kerberos SSPI processing. An unauthenticated remote client may cause heap corruption and terminate the server process when the affected NLA/CredSSP Kerberos request handling is reachable.",
  "mitigation": "Upgrade FreeRDP to version 3.32.2 or later. Until upgraded, restrict untrusted network access to services that expose NLA/CredSSP authentication.",
  "vendor": "FreeRDP",
  "product": "FreeRDP",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < 3.32.2"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "3.32.2"
      ],
      "package_name": "FreeRDP",
      "purl": null
    }
  ],
  "cwes": null,
  "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": "deterministic",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 67.8188922,
  "t0_at": "2026-11-04T15:33:20.931000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-11-04T15:33:20.931000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-11-04T15:33:20.931000+00:00",
      "url": "https://github.com/advisories/GHSA-fg26-fr9r-9hrq"
    }
  }
}