Steedos Platform through 3.0.15-beta.47 contains a reflected cross-site scripting vulnerability in the anonymous /api/page/render endpoint that fails to properly escape query parameters in inline script elements. Attackers can craft malicious links with script-terminating sequences in the schemaApi or data parameters to execute arbitrary JavaScript in victim sessions and steal X-Auth-Token credentials.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-79"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/91xxx/CVE-2026-91922.json"
}{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "3.0.15-beta.47"
},
{
"fixed": "3.0.15-beta.47"
}
],
"source": [
"AFFECTED_FIELD",
"DESCRIPTION"
]
}