CVE-2026-41020
Eaton easyE4 uses a static nonce during authentication, which could allow an unauthenticated…
- Risk score
- 50/100
- CVSS
- 7.5 v3.1
- Published
- 27 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- Eaton easyE4 uses a static nonce during authentication, which could allow an unauthenticated attacker with access to captured authentication traffic to replay a valid authentication exchange and gain unauthorized access to the device.
- Affected
- See advisory
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.5 high
- Remotely exploitable without logging in
References
Original description
Eaton easyE4 uses a static nonce during authentication, which could allow an unauthenticated attacker with access to captured authentication traffic to replay a valid authentication exchange and gain unauthorized access to the device.
Last activity 27 Oct 2026. Patch Forecast updates every hour.