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CVE-2026-22864 Deno has an incomplete fix for command-injection prevention on Windows — case-insensitive extension bypass

🗓️ 15 Jan 2026 22:58:52Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 22 Views

Deno before 2.5.6 has an incomplete Windows command-injection fix; case-insensitive extensions bypass batch file extension check.

Related
Affected
Refs
[
  {
    "vendor": "denoland",
    "product": "deno",
    "versions": [
      {
        "version": "< 2.5.6",
        "status": "affected"
      }
    ]
  }
]

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15 Jan 2026 22:58Current
CVSS 3.18.1
EPSS0.00021
22