High severityNVD Advisory· Published Mar 20, 2025· Updated Oct 15, 2025
Denial of Service in open-webui/open-webui
CVE-2024-7983
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.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
open-webuiPyPI | <= 0.3.8 | — |
Affected products
2- Range: unspecified
Patches
Vulnerability mechanics
References
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