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CVE-2026-45396

🗓️ 15 May 2026 20:33:47Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 7 Views🌐 WEB

Open WebUI before 0.9.5 allows feedback mass assignment enabling user ID spoofing and leaderboard manipulation.

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Detection
Affected
Refs
Paths
NVD
Vulners
Node
[
  {
    "vendor": "open-webui",
    "product": "open-webui",
    "versions": [
      {
        "version": "< 0.9.5",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
user_idrequest body/api/v1/evaluations/feedbackMass assignment vulnerability in Open WebUI prior to 0.9.5 allowing injection of user_id to overwrite server-derived value in feedback records.CWE-915

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19 May 2026 12:20Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.4
EPSS0.00032
SSVC
7