Vulnerability Details CVE-2025-63681
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 0.3%
CVSS Severity
CVSS v3 Score 4.3
References
Products affected by CVE-2025-63681
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cpe:2.3:a:openwebui:open_webui:0.6.41