CVE-2025-56263

by-night sms V1.0 has an Arbitrary File Upload vulnerability. The /api/sms/upload/headImg endpoint allows uploading arbitrary files. Users can upload files of any size and type.

• CWE-434

• https://github.com/by-night/sms/issues/50Exploit, Issue Tracking, Third Party Advisory
• https://github.com/echo0d/vulnerability/blob/main/by-night_sms/fileUpload.mdExploit, Third Party Advisory

Published

Sep 16, 2025

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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