CVE-2024-7983: Denial of Service in open-webui/open-webui

Published Mar 20, 2025
·
Updated

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.

Affected Software

3 affected components
open-webui open-webui
pip/open-webui<=0.3.8
openwebui Open WebUI=0.3.8

Event History

Mar 20, 2025
CVE Published
via MITRE·10:10 AM
Data Sourced
via MITRE·10:10 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:15 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:15 AM
Affected Software
Advisory Published
via GitHub·12:32 PM

Frequently Asked Questions

1

What is the severity of CVE-2024-7983?

CVE-2024-7983 has been classified as a denial of service vulnerability due to unprotected endpoint access.

2

How do I fix CVE-2024-7983?

To mitigate CVE-2024-7983, implement authentication for the markdown to HTML conversion endpoint in open-webui.

3

What are the consequences of exploiting CVE-2024-7983?

Exploiting CVE-2024-7983 can lead to a denial of service, causing the server to become unresponsive to legitimate requests.

4

Which version of open-webui is affected by CVE-2024-7983?

CVE-2024-7983 affects version 0.3.8 of open-webui.

5

Is there a workaround for CVE-2024-7983?

A possible workaround for CVE-2024-7983 is to restrict access to the markdown conversion endpoint until an authentication layer is implemented.

Contact

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