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Servers and applications

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.

Severity
Medium 4.3
Published
4 Dec 2025
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Open WebUIServers and applications · cpe:a:openwebui:open_webui
  • Version 0.6.41

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-63681
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-63681