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EUVD-2026-26797

🗓️ 02 May 2026 14:45:12Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 4 Views

Flaw in ChatGPTNextWeb NextChat up to 2.16.1 enables remote cross-domain access at a Next.js endpoint.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-7643
2 May 202614:45
attackerkb
CNNVD
NextChat 访问控制错误漏洞
2 May 202600:00
cnnvd
CVE
CVE-2026-7643
2 May 202614:45
cve
Cvelist
CVE-2026-7643 ChatGPTNextWeb NextChat API Endpoint Next.js cross-domain policy
2 May 202614:45
cvelist
NVD
CVE-2026-7643
2 May 202615:16
nvd
Positive Technologies
PT-2026-36625
2 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-7643
4 May 202620:21
redhatcve
Vulnrichment
CVE-2026-7643 ChatGPTNextWeb NextChat API Endpoint Next.js cross-domain policy
2 May 202614:45
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "3c816028-f950-372e-8f6a-8499c5a3d17f",
        "vendor": {
          "name": "ChatGPTNextWeb"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "7e640492-aa1b-377f-a75c-824529c106f1",
        "product": {
          "name": "NextChat"
        },
        "product_version": "2.16.1"
      },
      {
        "id": "b307d862-ba4d-3d30-ad10-a1c477e5dbdc",
        "product": {
          "name": "NextChat"
        },
        "product_version": "2.16.0"
      }
    ]
  }
]

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02 May 2026 14:45Current
5.4Medium risk
Vulners AI Score5.4
CVSS 45.3
CVSS 3.14.3
CVSS 25
CVSS 34.3
EPSS0.00158
4