CVE-2026-75943

LowCVSS 2.6/10Last modified Sep 16, 2026

Description

A brief (milliseconds to seconds) traffic leak may occur when an authenticated supplicant is removed, either via the clear dot1x host all CLI command or due to a supplicant timeout. During this window, the supplicant's traffic may pass without ACL enforcement.

Metrics

CVSS 3.1 2.6/10CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

Weakness enumeration

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
Arista NetworksEOS>= 4.36.0, <= 4.36.1F; >= 4.35.0, <= 4.35.5M; >= 4.34.0, <= 4.34.7.1M; >= 0.0.0, <= 4.33.9M

References

Timeline

Published
Sep 14, 2026
Last modified
Sep 16, 2026
NVD status
Awaiting Analysis

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CVE-2026-75943: Low severity, CVSS 2.6 | Vulnix