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CVE-2026-54015

🗓️ 23 Jun 2026 16:44:57Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 34 Views🌐 WEB

CVE-2026-54015 Open WebUI allows cross-prompt read and delete via unbound history_id before version 0.9.6.

Related
Detection
Affected
Refs
Paths
NVD
Vulners
Node
[
  {
    "vendor": "open-webui",
    "product": "open-webui",
    "versions": [
      {
        "version": "< 0.9.6",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
prompt_idpath/api/v1/prompts/id/{prompt_id}/history/diffAuthorization bypass due to improper validation of prompt history belonging to a promptCWE-284CWE-639
prompt_idpath/api/v1/prompts/id/{prompt_id}/update/versionAuthorization bypass when updating a prompt version without verifying history ownershipCWE-284CWE-639
prompt_idpath/api/v1/prompts/id/{prompt_id}/history/{history_id}Access control flaw allowing an authenticated user to read/delete another user's prompt historyCWE-284CWE-639
history_idpath/api/v1/prompts/id/{prompt_id}/history/{history_id}Access control flaw allowing an authenticated user to read/delete another user's prompt historyCWE-284CWE-639

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25 Jun 2026 14:35Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.16.4
EPSS0.00269
SSVC
34