Medium severity4.2NVD Advisory· Published Sep 16, 2026· Updated Sep 16, 2026
CVE-2026-19640
CVE-2026-19640
Description
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.
AI Insight
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Affected products
1Patches
Vulnerability mechanics
References
1News mentions
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