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CVE-2026-70483

🗓️ 04 Aug 2026 19:54:35Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 84 Views🌐 WEB

CVE-2026-70483: Authenticated users could cancel another user's in-flight chat tasks via delete endpoint before checks; fixed in 0.11.0.

Related
Detection
Affected
Refs
Paths
NVD
Vulners
Node
openwebuiopen_webuiRange0.9.6–0.11.0
[
  {
    "vendor": "open-webui",
    "product": "open-webui",
    "versions": [
      {
        "version": ">= 0.9.6, < 0.11.0",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
{id}path/api/v1/chats/{id}Authenticated users can cancel in-flight tasks (model response, title generation, or tag generation) of other users by providing a different user's chat ID, as the cancellation occurs before authorization checks.CWE-862

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18 Sep 2026 14:46Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.13.1 - 4.3
EPSS0.00458
SSVC
84