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CVE-2026-88002

🗓️ 09 Sep 2026 21:40:06Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 25 Views🌐 WEB

Authenticated DoS in Open WebUI 0.5.0-0.11.1 via cyclic chat history blocking event loop.

Related
Detection
Affected
Refs
Paths
NVD
Vulners
Node
openwebuiopen_webuiRange0.5.0–0.11.1
[
  {
    "vendor": "open-webui",
    "product": "open-webui",
    "versions": [
      {
        "version": ">= 0.5.0, < 0.11.1",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
messages[].idrequest bodybackend/open_webui/utils/misc.pyAuthenticated user can trigger a non-terminating walk in the message-chain reconstruction by cycling id-less messages, causing memory growth and blocking the event loop (DoS).CWE-835

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14 Sep 2026 19:56Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.16.5
EPSS0.00583
SSVC
25