CVE-2024-7983

Denial of Service in open-webui/open-webui

Published: Mar 20, 2025Updated: Oct 15, 2025 Sources: CVE List NVD GHSACWE-770

7.5HIGH

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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:HAvailability

High

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Weaknesses

CWE-770

Affected Products

openwebui

oss-projectaka open webui

open webuiOn-premWeb App

AI / ML / ai-agent-tooling

open-webui

oss-projectaka open-webui/open-webui

open-webui/open-webuiOn-premWeb App

AI / ML / ai-agent-tooling

PyPI

package-ecosystem

open-webui

OSS Libraries

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique

Impact

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References

https://huntr.com/bounties/f8156ca5-1328-480f-a72b-8d3dfdad87dc

huntr.com

https://nvd.nist.gov/vuln/detail/CVE-2024-7983

nvd.nist.gov

https://github.com/open-webui/open-webui

github.com

and 1 more references View all →

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