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CVE-2025-66461

HIGHCVSS 8.4/10EPSS 0.14%

Last modified

CVE-2025-66461 is a high-severity vulnerability rated 8.4/10 on the CVSS scale. FULLBACK Manager Pro provided by GS Yuasa International Ltd. registers two Windows services with unquoted file paths. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 4.0
8.4/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.14%

3.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

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.
How severe is CVE-2025-66461?
CVE-2025-66461 has a CVSS score of 8.4/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.
How do I fix CVE-2025-66461?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-66461?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST