High severity · published Oct 27, 2026
CVE-2026-41021
Eaton easyE4 uses an insufficiently strong password policy
New
7.5
CVSS
–
EPSS
No
On KEV
Description
Eaton easyE4 uses an insufficiently strong password policy. An attacker who obtains a password hash, including through CVE-2026-41020, could perform an offline password-guessing attack and potentially recover user credentials.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EA
easyE4 · Eaton
before 2.46 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-41021
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-41021
www.eaton.com
https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/eaton-va-2026-1017.pdf
More from easyE4
7.5
CVE-2026-41020
Eaton easyE4 uses a static nonce during authentication, which could allow an unauthenticated attacker with access to captured authentication traffic to replay a valid…