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CVE-2026-19640

Security Advisory 0170

CVSS 3.1 4.2 MEDIUMCVSS 4.0 2.3 LOWCheck source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-19640

Published

On affected platforms running Arista EOS, an authenticated user with access to the gNMI (gRPC Network Management Interface) may receive incorrect authorization results, potentially allowing access beyond their currently assigned permissions. This issue was discovered internally by Arista and the company is not aware of any malicious uses of this issue in customer networks.

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Affected versions, risk and source history

Related advisories and sources

Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.

CVE-2026-19640 · CVE overview and exploitation status

cve-program · CVE-2026-19640

Related changes

Linked by CVE identifier

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ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 13 Nov 12:08 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current

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