# CVE-2026-41022: CVE-2026-41022

Status: published. Published: 2026-10-27. Updated: 2026-11-04.

Eaton easySoft improperly validates TLS certificates presented by easyE4 devices. A network-adjacent attacker could exploit this weakness to perform a man-in-the-middle attack and potentially intercept or modify communications between easySoft and easyE4.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Eaton / easySoft: ≥ 0; < 8.46 (affected, custom). Source: CNA: Eaton

## Severity and prioritization

- CVSS 3.1: 5.9 (medium); CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L; source: CNA: Eaton

- CISA KEV: No listing in collected sources

- EPSS: 0.08% as of 2026-11-04; percentile 0.28%

- SSVC: exploitation none; automatable no; technical impact partial; source ADP: CISA-ADP

- Weaknesses: CWE-295

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/eaton-va-2026-1017.pdf (CNA: Eaton; vendor-advisory)

## Provenance

- CNA: Eaton: https://www.cve.org/CVERecord?id=CVE-2026-41022; retrieved 2026-11-04; source updated 2026-11-04

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-41022; retrieved 2026-11-04; source updated Not reported

Revision: 204d8bba286493113fbe78e512683e291eaf858abfe2f02b2a8ba23bb9b492c1

Canonical: https://y2.dev/cve/CVE-2026-41022

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