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VULNERABILITIES

CVE-2026-77191 Details

Description

An authenticated supplicant on an adjacent network may bypass intended network authorization policy and send unrestricted traffic during a brief window (milliseconds to seconds) between the completion of the authentication phase and the full enforcement of its assigned ACL.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:2.6 LOWVector:CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.arista.com/en/support/advisories-notices/security-advisory/24706-security-advisory-0150 [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-862Missing Authorization[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-77191
NVD Published Date:
Sep 14, 2026
NVD Last Modified:
Sep 16, 2026
Source:
[email protected]
CVE-2026-77191 Details - Not Deferred