CVE-2024-8053

Improper Authentication in open-webui/open-webui

Published: Mar 20, 2025Updated: Mar 27, 2025 Sources: CVE List NVD GHSACWE-306

8.2HIGH

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.

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:LIntegrity

Low

A:HAvailability

High

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Weaknesses

CWE-306

Affected Products

openwebui

oss-projectaka open webui

open webuiOn-premWeb App

AI / ML / ai-agent-tooling

package-ecosystem

oss-projectaka open-webui/open-webui

open-webui/open-webuiOn-premWeb App

AI / ML / ai-agent-tooling

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

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References

https://huntr.com/bounties/ebe8c1fa-113b-4df9-be03-a406b9adb9f4

huntr.com

https://nvd.nist.gov/vuln/detail/CVE-2024-8053

nvd.nist.gov

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

github.com

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