Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.0, the profileimageurl field on the user profile update form accepted arbitrary data: URI values without MIME-type validation, resulting in a XSS vulnerability. This vulnerability is fixed in 0.8.0.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45299.json",
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-79"
]
}{
"source": [
"AFFECTED_FIELD",
"CPE_RANGE"
],
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "0.8.0"
}
],
"cpe": "cpe:2.3:a:openwebui:open_webui:*:*:*:*:*:*:*:*"
}