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EUVD-2026-97585

🗓️ 12 Oct 2026 16:04:46Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 4 Views

Authorization bypass in Open WebUI OAuth token exchange endpoint retains previous roles.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-109283
12 Oct 202616:57
–circl
cve
CVE
CVE-2026-109283
12 Oct 202616:04
–cve
cvelist
Cvelist
CVE-2026-109283 Open WebUI 0.11.1 before 0.11.4 Authorization Bypass via OAuth Token Exchange
12 Oct 202616:04
–cvelist
mend
Mend
CVE-2026-109283
12 Oct 202616:04
–mend
nvd
NVD
CVE-2026-109283
12 Oct 202617:17
–nvd
ptsecurity
Positive Technologies
PT-2026-110700
12 Oct 202600:00
–ptsecurity
vulnrichment
Vulnrichment
CVE-2026-109283 Open WebUI 0.11.1 before 0.11.4 Authorization Bypass via OAuth Token Exchange
12 Oct 202616:04
–vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "4e19f4af-da6b-3177-bdd6-819a29550e37",
        "vendor": {
          "name": "open-webui"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "1b523371-4a17-31fd-ac19-141dc87614d7",
        "product": {
          "name": "open-webui",
          "vendor": {
            "name": "open-webui"
          }
        },
        "product_version": "0.11.1 <0.11.4"
      }
    ]
  }
]

Data

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12 Oct 2026 16:04Current
5.8Medium risk
Vulners AI Score5.8
CVSS 45.3
CVSS 3.15.4
EPSS0.00206
4