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CVE-2026-45349

🗓️ 15 May 2026 19:20:37Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 26 Views🌐 WEB

CVE-2026-45349: Broken access control allowed a user to continue another's chat before 0.9.0.

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Detection
Affected
Refs
Paths
NVD
Vulners
Node
[
  {
    "vendor": "open-webui",
    "product": "open-webui",
    "versions": [
      {
        "version": "< 0.9.0",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
api_keyrequest body/api/chat/completionsAPI endpoint vulnerable to unauthorized continuation of another user's conversation prior to fix.CWE-639
chat_idrequest body/api/chat/completionsAPI endpoint vulnerable to unauthorized continuation of another user's conversation prior to fix.CWE-639

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17 Jun 2026 10:51Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.1
EPSS0.00231
SSVC
26