CVE-2024-7983
High
Description
In version 0.3.8 of open-webui, an endpoint for converting markdown to HTML is exposed without authentication. A maliciously crafted markdown payload can cause the server to spend excessive time converting it, leading to a denial of service. The server becomes unresponsive to other requests until the conversion is complete.
SeverityHigh
CVSS7.5
Exploit probability—
ProductOpenwebui Open Webui
PublishedMar 20, 2025
First seenMar 20, 2025
Weakness typeCWE-770Allocation of resources without limits
How to fix
Update
- open-webui0.5.13 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| openwebui open_webui | 0.3.8 | — |
| open-webuiPyPI | v ≤ 0.3.8, v < 0.5.13 | 0.5.13 |
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