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CVE-2026-73460

Security Advisory 0160

CVSS 3.1 6.1 MEDIUMCVSS 4.0 7.0 HIGHCheck source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-73460

Published

On affected platforms running Arista EOS with IS-IS graceful restart enabled, an unauthenticated attacker who can inject a malformed IS-IS LSP PDU packet can cause the IS-IS graceful restart procedure to terminate prematurely. This may result in traffic loss following a restart event.

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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-2026-73460 · CVE overview and exploitation status

cve-program · CVE-2026-73460

Related changes

Linked by CVE identifier

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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 09:00 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current

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