What is CVE-2026-47243?

CVE-2026-47243 is a security advisory published by Microsoft Security Response Center (MSRC) with Critical severity. Kata guest escape: runtime-rs guest-root to host-root escape via virtiofs

Which CVE IDs does CVE-2026-47243 cover?

CVE-2026-47243 covers the following CVE IDs: CVE-2026-47243. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

Which products are affected by CVE-2026-47243?

CVE-2026-47243 affects 2 products, including: azl3 kata-containers 3.19.1.kata3-7 on Azure Linux 3.0; azl3 kata-containers-cc 3.15.0.aks0-16 on Azure Linux 3.0.