CVEvulnerability
CVE-2025-63681
4.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2025-12-04
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- Weaknesses
- CWE-284
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.
Affected configurations
• openwebui open webui 0.6.41
Related
Weakness · CWE (1)
- CWE-284 Improper Access Control weakness
References
- https://github.com/TOAST-Research/pocs/blob/main/openwebui/arbitirary_task_stop/report.md Exploit, Third Party Advisory
- https://github.com/open-webui/open-webui/blob/46ae3f4f5d7d4d706041bdae4ad2d802e568712b/backend/open_webui/main.py#L1652 Product
- https://github.com/TOAST-Research/pocs/blob/main/openwebui/arbitirary_task_stop/report.md Exploit, Third Party Advisory