Lima: An arbitrary user in a QEMU VM could gain the root privilege in the VM via the guest agent socket

Date Aug 14, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product Go ยท github.com/lima-vm/lima/v2
CVE CVE-2026-53657
High-risk advisory CVE-2026-53657

Summary

Lima: An arbitrary user in a QEMU VM could gain the root privilege in the VM via the guest agent socket

Why it matters

GitHub has published a reviewed security advisory for github.com/lima-vm/lima/v2. Prioritize it with other application dependency updates, especially because EPSS places it in the 3% percentile.

Operator check

Check whether github.com/lima-vm/lima/v2 is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. EPSS probability: 0.1%; percentile: 3%.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.