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CVE-2026-45402 Open WebUI: Cross-User File Access via Unchecked file_id in Folder Knowledge and Knowledge-Base Attach Endpoints

🗓️ 15 May 2026 20:40:04Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 38 Views

CVE-2026-45402 Open WebUI allows cross-user file access via unchecked file_id in folders and knowledge endpoints.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-45402
15 May 202620:40
attackerkb
Circl
CVE-2026-45402
10 May 202619:56
circl
CNNVD
Open WebUI 安全漏洞
15 May 202600:00
cnnvd
CVE
CVE-2026-45402
15 May 202620:40
cve
EUVD
EUVD-2026-30637
15 May 202620:40
euvd
Github Security Blog
Open WebUI: Cross-User File Access via Unchecked file_id in Folder Knowledge and Knowledge-Base Attach Endpoints
14 May 202620:27
github
NVD
CVE-2026-45402
15 May 202621:16
nvd
OSV
GHSA-R472-MW7M-967F Open WebUI: Cross-User File Access via Unchecked file_id in Folder Knowledge and Knowledge-Base Attach Endpoints
14 May 202620:27
osv
Positive Technologies
PT-2026-41197
14 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-45402
19 May 202607:57
redhatcve
Rows per page
[
  {
    "vendor": "open-webui",
    "product": "open-webui",
    "versions": [
      {
        "version": "< 0.9.5",
        "status": "affected"
      }
    ]
  }
]

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