MEDIUM
CVE-2026-73460
CVSS
6.1
Description
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.
Weakness (CWE)
CWE-863
Incorrect Authorization
EPSS Score
0.18%
Probability of exploitation in next 30 days
8.2th percentile
References
Base CVE data derived from NVD (public domain). Enrichment by
dbcve.org
(CC-BY-4.0). Fetched via API.