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CVE-2026-33975 twenty-server SSRF protection bypass via IPv4-mapped IPv6 address normalization

🗓️ 05 May 2026 19:19:18Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 36 Views

Twenty-server SSRF bypass via IPv4-mapped IPv6 URLs; private IP check fails and internal endpoints are reachable.

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Refs
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EUVD
EUVD-2026-27452
5 May 202619:19
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NVD
CVE-2026-33975
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5 May 202600:00
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RedhatCVE
CVE-2026-33975
6 May 202620:21
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Vulnrichment
CVE-2026-33975 twenty-server SSRF protection bypass via IPv4-mapped IPv6 address normalization
5 May 202619:19
vulnrichment
[
  {
    "vendor": "twentyhq",
    "product": "twenty",
    "versions": [
      {
        "version": "<= 1.18.0",
        "status": "affected"
      }
    ]
  }
]

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