fast-poster v2.15.0 is vulnerable to Cross Site Scripting (XSS). File upload check binary of img, but without strictly check file suffix at /server/fast.py -> ApiUploadHandler.post causes stored XSS
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/37xxx/CVE-2023-37658.json",
"cna_assigner": "mitre"
}