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.
{
"cna_assigner": "mitre",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/63xxx/CVE-2025-63681.json"
}{
"extracted_events": [
{
"cpe": "cpe:2.3:a:openwebui:open_webui:0.6.41:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0.6.41"
},
{
"last_affected": "0.6.41"
}
],
"source": "CPE_STRING"
}
]
}