CVE-2025-56263

8.8 highEPSS 0.4%

High (8.8) in by-night sms. EPSS 0.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 35% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2025-09-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

by-night:sms

References

https://github.com/by-night/sms/issues/50
https://github.com/echo0d/vulnerability/blob/main/by-night_sms/fileUpload.md

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