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CVE-2026-32762 Rack: Forwarded Header semicolon injection enables Host and Scheme spoofing

🗓️ 02 Apr 2026 17:06:50Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 49 Views

CVE-2026-32762: Rack Forwarded header parsing can spoof host and scheme via semicolon splitting; fixed in 3.1.21 and 3.2.6.

Related
Affected
Refs
[
  {
    "vendor": "rack",
    "product": "rack",
    "versions": [
      {
        "version": ">= 3.0.0.beta1, < 3.1.21",
        "status": "affected"
      },
      {
        "version": ">= 3.2.0, < 3.2.6",
        "status": "affected"
      }
    ]
  }
]

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