CVE-2026-73468 — MEDIUM (6.5)

Vulnerability 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.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Related Weaknesses (CWE)

CWE-670

References

https://www.arista.com/en/support/advisories-notices/security-advisory/24731-sec

FAQ

What is CVE-2026-73468?

CVE-2026-73468 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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.

How severe is CVE-2026-73468?

CVE-2026-73468 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-73468?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.