CVE-2024-8053
High
Description
In version v0.3.10 of open-webui/open-webui, the `api/v1/utils/pdf` endpoint lacks authentication mechanisms, allowing unauthenticated attackers to access the PDF generation service. This vulnerability can be exploited by sending a POST request with an excessively large payload, potentially leading to server resource exhaustion and denial of service (DoS). Additionally, unauthorized users can misuse the endpoint to generate PDFs without verification, resulting in service misuse and potential operational and financial impacts.
SeverityHigh
CVSS8.2
Exploit probability—
ProductOpenwebui Open Webui
PublishedMar 20, 2025
First seenMar 20, 2025
Weakness typeCWE-306Missing authentication for critical function
How to fix
Update
- open-webui0.5.13 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| openwebui open_webui | 0.3.10 | — |
| open-webuiPyPI | v ≤ 0.3.10, v < 0.5.13 | 0.5.13 |
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