What’s Vulnerable › Vulnerabilities
CVE-2026-73468: Security Advisory 0175
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-16 · updated 2026-09-16
- Weakness: CWE-670
Description
A specially crafted packet can cause the premature expiry of multicast forwarding state on affected interfaces, potentially resulting in temporary multicast traffic loss during the affected period.
Affected products
- Arista Networks EOS: from 1.0.0 before 4.33.0F; from 4.33.0F through 4.33.8M; from 4.34.0F through 4.34.7.1M; from 4.35.0F through 4.35.5M; from 4.36.0F through 4.36.1F — fixed in 4.33.0F
How to fix
Upgrade to a fixed version: Arista Networks EOS 4.33.0F. Check the vendor advisory for mitigations.
References
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