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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👁 31 Views

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

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-42344
8 May 202622:10
attackerkb
CNNVD
FastGPT 安全漏洞
8 May 202600:00
cnnvd
CVE
CVE-2026-42344
8 May 202622:10
cve
EUVD
EUVD-2026-28854
8 May 202622:10
euvd
NVD
CVE-2026-42344
8 May 202623:16
nvd
Positive Technologies
PT-2026-39207
8 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-42344
11 May 202620:26
redhatcve
Vulnrichment
CVE-2026-42344 FastGPT: DNS rebinding TOCTOU bypass in isInternalAddress allows SSRF on all protected endpoints
8 May 202622:10
vulnrichment
[
  {
    "vendor": "labring",
    "product": "FastGPT",
    "versions": [
      {
        "version": "<= 4.14.11",
        "status": "affected"
      }
    ]
  }
]

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