{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.0.0"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "12234a11a9d96acef85577afb1fa5682169d6171"
            }
          ],
          "repo": "https://github.com/jd-opensource/joysafeter",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-653"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109443.json"
  },
  "details": "JoySafeter through 1.0.0 contains a remote code execution vulnerability that allows authenticated users to run operating system commands via an unsandboxed execute tool in Copilot standard mode. Attackers can self-register, select standard mode in the WebSocket chat.start extension, and have the agent invoke subprocess.run with shell=True on the host to access other tenants' data and server secrets.",
  "id": "CVE-2026-109443",
  "modified": "2026-10-20T10:30:36.501729097Z",
  "published": "2026-10-20T00:46:07.343Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109443.json"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/jd-opensource/JoySafeter"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/jd-opensource/JoySafeter/blob/12234a11a9d96acef85577afb1fa5682169d6171/backend/app/core/agent/backends/utils/command_executor.py#L110"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/jd-opensource/JoySafeter/blob/12234a11a9d96acef85577afb1fa5682169d6171/backend/app/services/copilot_service.py#L106"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-109443"
    },
    {
      "type": "EVIDENCE",
      "url": "https://www.lasso.security/vulnerability-database/cve-2026-109443"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/joysafeter-through-1.0.0-authenticated-rce-via-copilot-standard-mode-shell"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "JoySafeter through 1.0.0 Authenticated RCE via Copilot Standard Mode Shell"
}