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CVE-2026-42344 FastGPT: DNS rebinding TOCTOU bypass in isInternalAddress allows SSRF on all protected endpoints

🗓️ 08 May 2026 22:10:00Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 59 Views

CVE-2026-42344: DNS rebinding TOCTOU bypass in isInternalAddress enables SSRF on protected FastGPT endpoints.

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Affected
Refs
[
  {
    "vendor": "labring",
    "product": "FastGPT",
    "versions": [
      {
        "version": "<= 4.14.11",
        "status": "affected"
      }
    ]
  }
]

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