Description
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.
Published: 2025-12-04
Score: 4.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-frv8-gffc-37px open-webui is Vulnerable to Incorrect Access Control
History

Fri, 05 Dec 2025 20:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 05 Dec 2025 15:00:00 +0000

Type Values Removed Values Added
First Time appeared Openwebui
Openwebui open Webui
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:openwebui:open_webui:0.6.41:*:*:*:*:*:*:*
Vendors & Products Openwebui
Openwebui open Webui
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}


Thu, 04 Dec 2025 21:45:00 +0000

Type Values Removed Values Added
First Time appeared Open-webui
Open-webui open-webui
Vendors & Products Open-webui
Open-webui open-webui

Thu, 04 Dec 2025 15:30:00 +0000

Type Values Removed Values Added
Description 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.
References

Subscriptions

Open-webui Open-webui
Openwebui Open Webui
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-12-05T19:51:31.248Z

Reserved: 2025-10-27T00:00:00.000Z

Link: CVE-2025-63681

cve-icon Vulnrichment

Updated: 2025-12-05T19:51:25.729Z

cve-icon NVD

Status : Modified

Published: 2025-12-04T16:16:22.447

Modified: 2025-12-05T20:15:57.000

Link: CVE-2025-63681

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-12-04T21:37:55Z

Weaknesses