CVE-2025-66461
GS Yuasa International Ltd. FULLBACK Manager Pro Unquoted Service Path
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.
INFO
Published Date :
Dec. 8, 2025, 10:16 a.m.
Last Modified :
Dec. 8, 2025, 10:16 a.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-66461
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.0 | MEDIUM | ede6fdc4-6654-4307-a26d-3331c018e2ce | ||||
| CVSS 3.0 | MEDIUM | [email protected] | ||||
| CVSS 3.0 | MEDIUM | MITRE-CVE | ||||
| CVSS 4.0 | HIGH | ede6fdc4-6654-4307-a26d-3331c018e2ce | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update the file path for the affected service.
- Ensure the directory has restricted write permissions.
- Reinstall the product if updates are unavailable.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-66461.
| URL | Resource |
|---|---|
| https://jvn.jp/en/jp/JVN59242986/ | |
| https://ps.gs-yuasa.com/technicalinfo/pdf/failure/FMP_info20251201_TEX48214-993.pdf |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-66461 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-66461
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-66461 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-66461 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Dec. 08, 2025
Action Type Old Value New Value Added 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. Added CVSS V4.0 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 Added CVSS V3 AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-428 Added Reference https://jvn.jp/en/jp/JVN59242986/ Added Reference https://ps.gs-yuasa.com/technicalinfo/pdf/failure/FMP_info20251201_TEX48214-993.pdf