CVE-2026-75943

2.1 lowEPSS 0.2%

Low (2.1). EPSS 0.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

2.1 low

CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

2.6 low

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 10% of CVEs (scores of 2026-10-31)
CWE: CWE-459
Published: 2026-09-14
Modified: 2026-09-16
Record from: the NVD, synced 2026-10-19

References

https://www.arista.com/en/support/advisories-notices/security-advisory/24706-security-advisory-0150

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