What is the CVSS score of EUVD-2025-201164?

EUVD-2025-201164 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.0%.

Which versions of Open Webui are affected by EUVD-2025-201164?

Organizations using open-webui v0.6.33 should be aware of moderate risk from CVE-2025-63681, a improper access control vulnerability rated CVSS 4.3.

Is there a public PoC exploit available for EUVD-2025-201164?

Yes, a public proof-of-concept exploit is available for EUVD-2025-201164. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate EUVD-2025-201164?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Open Webui EUVD-2025-201164

| CVE-2025-63681 MEDIUM

Improper Access Control (CWE-284)

2025-12-04 cve@mitre.org

GHSA-frv8-gffc-37px

Authentication Bypass Open Webui

4.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.3 MEDIUM

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

EUVD ID Assigned

Mar 15, 2026 - 16:35 euvd

EUVD-2025-201164

Analysis Generated

Mar 15, 2026 - 16:35 vuln.today

PoC Detected

Dec 05, 2025 - 20:15 vuln.today

Public exploit code

CVE Published

Dec 04, 2025 - 16:16 nvd

MEDIUM 4.3

DescriptionCVE.org

open-webui v0.6.33 is vulnerable to Incorrect Access Control. The API /api/tasks/stop/ directly accesses and cancels tasks without verifying user ownership, enabling attackers (a normal user) to stop arbitrary LLM response tasks.

Analysis

Technical ContextAI

This vulnerability is classified as Improper Access Control (CWE-284).

RemediationAI

Monitor vendor advisories for patches. Apply mitigations such as network segmentation, access restrictions, and monitoring.

EUVD-2025-201164 vulnerability details – vuln.today

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Open Webui EUVD-2025-201164

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

Analysis

Technical ContextAI

RemediationAI

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External POC / Exploit Code