CVE-2025-66461

Description

FULLBACK Manager Pro provided by GS Yuasa International Ltd. registers two Windows services with unquoted file paths. A user may execute arbitrary code with SYSTEM privilege if he/she has the write permission on the path to the directory where the affected product is installed.

CVSS v3.1 Score

6.7

MEDIUM

CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-428 CWE-428

References

Other References

https://jvn.jp/en/jp/JVN59242986/ https://ps.gs-yuasa.com/technicalinfo/pdf/failure/FMP_info20251201_TEX48214-993.pdf

Frequently Asked Questions

What is CVE-2025-66461? +

FULLBACK Manager Pro provided by GS Yuasa International Ltd. registers two Windows services with unquoted file paths. A user may execute arbitrary code with SYSTEM privilege if he/she has the write permission on the path to the directory where the affected product is installed. It has a CVSS v3.1 base score of 6.7 (MEDIUM).

How severe is CVE-2025-66461? +

CVE-2025-66461 has a CVSS v3.1 score of 6.7 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-66461? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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