CVE-2026-116676

{
  "etk_id": "ETK-2026-2785",
  "cve_id": "CVE-2026-116676",
  "display_id": "CVE-2026-116676",
  "ghsa_id": "GHSA-rjh2-4xgw-p2hj",
  "euvd_id": "EUVD-2026-111231",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Shell command injection in Atlantis workspace handling",
  "summary": "Atlantis versions 0.4.0 through before 0.47.1 are affected by command injection through pull-request-controlled workspace configuration. An authenticated contributor with a pull request eligible for planning could run commands with the permissions and environment of the Atlantis service account; fork pull requests require fork PR support to be enabled.",
  "mitigation": "Upgrade Atlantis to version 0.47.1 or later. Until upgraded, disable fork pull requests and restrict which contributors and repositories may trigger Atlantis plans.",
  "vendor": "runatlantis",
  "product": "atlantis",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0.4.0, <= 0.47.0"
      ],
      "ecosystem": "go",
      "fixed_versions": [
        "0.47.1"
      ],
      "package_name": "github.com/runatlantis/atlantis",
      "purl": "pkg:golang/github.com/runatlantis/atlantis"
    }
  ],
  "cwes": [
    78
  ],
  "cvss_score": 8.8,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 26.6083203,
  "t0_at": "2026-10-27T17:11:12.744000+00:00",
  "signals": {
    "public_poc": {
      "at": "2026-08-25T17:47:21+00:00",
      "days": -62.97490444444445,
      "is_lower_bound": false,
      "measured_at": "2026-10-27T17:11:12.744000+00:00",
      "url": "https://github.com/runatlantis/atlantis/security/advisories/GHSA-rjh2-4xgw-p2hj"
    },
    "trigger_signal": {
      "at": "2026-10-27T17:11:12.744000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-27T17:11:12.744000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-116676"
    }
  }
}