CVE-2025-7740 Use of default credentials vulnerability in Hitachi Energy SuprOS product
An authenticated local attacker can use default admin credentials to gain elevated privileges in Hitachi Energy SuprOS.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-7740?
CVE-2025-7740 is a high-severity vulnerability in Hitachi Energy SuprOS, published on 28 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Default credentials vulnerability exists in SuprOS product. If exploited, this could allow an authenticated local attacker to use an admin account created during product deployment.
Weakness: CWE-1392
Which versions are affected by CVE-2025-7740?
How do I fix CVE-2025-7740?
No fix has been published for CVE-2025-7740 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-7740 being exploited?
There is no known exploitation of CVE-2025-7740 in the wild and no public exploit code.
Sources
Also known as GHSA-cgx8-hg5r-9pwr.