What is CVE-2025-53970?

CVE-2025-53970 is a critical-severity vulnerability in Dos Co., Ltd. Ss1, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2025-08-28.

How severe is CVE-2025-53970?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Arbitrary file upload in Dos Co., Ltd. Ss1

CVE-2025-53970

SS1 Ver.16.0.0.10 and earlier (Media version:16.0.0a and earlier) allows a remote unauthenticated attacker to upload arbitrary files and execute OS commands with SYSTEM privileges.

Vulnerability class: Unrestricted File Upload

EPSS: 0.005 (39.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Dos Co., Ltd. Ss1 — versions Ver.16.0.0.10 and earlier (Media version:16.0.0a and earlier) (Affected under Windows environment only)
Dos Co., Ltd. Ss1 Cloud — versions Ver.2.1.3 and earlier (Affected under Windows environment only)

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

Frequently asked questions

What is CVE-2025-53970?: CVE-2025-53970 is a critical-severity vulnerability in Dos Co., Ltd. Ss1, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2025-08-28.
How severe is CVE-2025-53970?: Critical severity. CVSS v3 base score is 9.8 out of 10.