Open WebUI: IDOR - Retrieval API Bypasses Knowledge Base Access Controls
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| open-webui | open-webui | affected |
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No data.
| Vendor | Product | Versions | ||||||||
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| Open-webui | Open-webui |
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| Source | ID | Title |
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Github GHSA |
GHSA-4g37-7p2c-38r9 | Open WebUI Vulnerable to IDOR: Retrieval API Bypasses Knowledge Base Access Controls |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.331% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Openwebui
Openwebui open Webui |
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| CPEs | cpe:2.3:a:openwebui:open_webui:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Openwebui
Openwebui open Webui |
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Open-webui
Open-webui open-webui |
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| Vendors & Products |
Open-webui
Open-webui open-webui |
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.5, _validate_collection_access() checks the user-memory-* and file-* collection name prefixes but does not check knowledge base collections, which use raw UUIDs as collection names. Any authenticated user who knows a private knowledge base UUID can read its content through the retrieval query endpoints, even though the knowledge API correctly denies that user access. The same gap affects the retrieval write endpoints (/process/text, /process/file, /process/files/batch, /process/web, /process/youtube), allowing an attacker to inject content into or overwrite another user's knowledge base. This vulnerability is fixed in 0.9.5. | |
| Title | Open WebUI: IDOR - Retrieval API Bypasses Knowledge Base Access Controls | |
| Weaknesses | CWE-639 | |
| References |
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| Metrics |
cvssV3_1
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