Cloudflare fixes cross-tenant data exposure in containers
On September 4, 2026, security researcher Oren Yomtov from Accomplish reported a cross-tenant data exposure vulnerability affecting Cloudflare Containers and Cloudflare Sandboxes via the company’s bug bounty program. Users with a Workers Paid account were able to retrieve remnant disk blocks from other customers’ containers residing on the same physical host. How Storage Allocation Caused … Read more