CVE-2026-7473

On affected platforms running Arista EOS where a tunnel decapsulation configuration—such as VXLAN Virtual Extensible LAN, decap-groups, or a GRE Generic Routing Encapsulation tunnel interface—is present, the switch will incorrectly decapsulate and forward other unexpected tunneled packet with a...

Security Advisory 0137

Security Advisory 0137 PDF Date: May 5, 2026 Revision | Date | Changes ---|---|--- 1.0 | May 5, 2026 | Initial release 1.1 | May 7, 2026 | Clarified 7280R3, 7500R3 and 7800R3 exposure is limited 1.2 | May 13, 2026 | Updated Mitigation section with a note of caution 1.3 | May 20, 2026 | Updated...