CVE-2025-9365 Fuji Electric FRENIC-Loader 4 Deserialization of Untrusted Data
An attacker can execute arbitrary code by tricking a user into importing a malicious file into Fuji Electric FRENIC-Loader 4.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-9365?
CVE-2025-9365 is a high-severity unsafe deserialization vulnerability in Fuji Electric FRENIC-Loader 4, published on 3 Sep 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Fuji Electric FRENIC-Loader 4 is vulnerable to a deserialization of untrusted data when importing a file through a specified window, which may allow an attacker to execute arbitrary code.
Weakness: CWE-502
Which versions are affected by CVE-2025-9365?
How do I fix CVE-2025-9365?
No fix has been published for CVE-2025-9365 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2025-9365 being exploited?
There is no known exploitation of CVE-2025-9365 in the wild and no public exploit code.