Critical Docker Sandboxes Flaw Lets Malicious Guest Code Read and Modify macOS Host Files
- Posted on September 17, 2026
- By The Hacker News
- 1 Views
- 1 min read
In brief
Docker Sandboxes recently addressed critical security vulnerabilities that could allow malicious code running in guest containers to access and manipulate sensitive files on macOS host systems. The flaws also exposed Unix sockets beyond intended workspace boundaries. Version 0.42.0 implemented comprehensive patches to resolve these issues. Security researchers found no evidence of active exploitation in the wild, but the fixes represent an important upgrade for users running containerized applications on Apple's operating system.
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Critical Docker Sandboxes Flaw Lets Malicious Guest Code Read and Modify macOS Host Files
Docker Sandboxes flaws can expose host files or Unix sockets outside the workspace; both were fixed in 0.42.0, with no exploitation reported
