CRITICAL 9.4 NVD
CVE-2026-77179
On macOS, the virtio-fs host server used by Docker Sandboxes improperly follows symlinks when reopening an unlinked file from a stored path. A malicious guest c
On macOS, the virtio-fs host server used by Docker Sandboxes improperly follows symlinks when reopening an unlinked file from a stored path. A malicious guest can replace a parent directory with a symlink, escape the shared workspace, and read or modify arbitrary host files as the VMM user, potentially achieving host code execution.
References
- https://docs.docker.com/ai/sandboxes/
- https://docs.docker.com/ai/sandboxes/security/isolation/
- https://github.com/docker/sbx-releases/releases/tag/v0.41.0
This critical severity vulnerability with a CVSS score of 9.4 was published on 2026-09-15 via NVD.
Risk Timeline
CVE Disclosed2026-09-15 · -1 days ago
Remediation Resources
Official Advisory
docs.docker.com/ai/sandboxes/security/isolation/Analysis & PoC
docs.docker.com/ai/sandboxes/
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