# CVE-2026-7473: A Arista Extensible Operating System bug is being used in attacks

Status: Being used now (CISA KEV, added 2026-06-09)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is Arista Extensible Operating System (CVE-2026-7473) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2026-7473. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
Arista Extensible Operating System (EOS) contains an incomplete comparison with missing factors vulnerability when the switch incorrectly decapsulate and forwards other unexpected tunneled packet with a destination IP matching its configured decapsulation IP.

## Sources
- https://www.arista.com/en/support/advisories-notices/security-advisory/24005-security-advisory-0137
- https://nvd.nist.gov/vuln/detail/CVE-2026-7473
- https://nvd.nist.gov/vuln/detail/CVE-2026-7473

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.