CVE-2026-62344

{
  "etk_id": "ETK-2026-3748",
  "cve_id": "CVE-2026-62344",
  "display_id": "CVE-2026-62344",
  "ghsa_id": "GHSA-9qg7-jr2x-prvh",
  "euvd_id": "EUVD-2026-118394",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Authorization bypass in Wanderer ActivityPub endpoints",
  "summary": "Wanderer versions earlier than 0.19.3 fail to apply record-view permissions when serving certain ActivityPub trail and comment requests. An unauthenticated remote user who knows or can predict a record identifier may disclose private trail details, location information, linked content, and comments.",
  "mitigation": "Upgrade wanderer to version 0.19.3 or later. Until the upgrade is complete, restrict untrusted network access to the affected ActivityPub endpoints.",
  "vendor": "open-wanderer",
  "product": "wanderer",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        "<= v0.19.2"
      ],
      "ecosystem": "other",
      "fixed_versions": [],
      "package_name": "wanderer",
      "purl": null
    }
  ],
  "cwes": [
    639
  ],
  "cvss_score": 7.5,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "differential",
  "exploit": true,
  "pipeline_minutes": 33.467589933333336,
  "t0_at": "2026-11-06T17:55:48.323000+00:00",
  "signals": {
    "check": {
      "at": "2026-11-06T18:54:30.423230+00:00",
      "days": 0.040765048958333334,
      "is_lower_bound": false,
      "measured_at": "2026-11-06T17:55:48.323000+00:00",
      "url": null
    },
    "exploit": {
      "at": "2026-11-06T18:54:30.423230+00:00",
      "days": 0.040765048958333334,
      "is_lower_bound": false,
      "measured_at": "2026-11-06T17:55:48.323000+00:00",
      "url": null
    },
    "public_poc": {
      "at": "2026-07-02T13:02:15+00:00",
      "days": -127.20385790509259,
      "is_lower_bound": false,
      "measured_at": "2026-11-06T17:55:48.323000+00:00",
      "url": "https://github.com/open-wanderer/wanderer/security/advisories/GHSA-9qg7-jr2x-prvh"
    },
    "trigger_signal": {
      "at": "2026-11-06T17:55:48.323000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-11-06T17:55:48.323000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62344"
    }
  }
}