cloud computingcritical
When Agentic Glue Melts: Exploiting Cloudflare Code Mode and Workers
Researchers have discovered five vulnerabilities in workerd, the open-source runtime powering Cloudflare Code Mode and Cloudflare Workers. Two of these vulnerabilities have been classified as critical by Cloudflare. The flaws could allow for sandbox escapes and cross-tenant data exposure, impacting millions of developers and requests served by Cloudflare Workers. Cloudflare has addressed the issues in its managed environment, while self-hosted deployments require an update to workerd version v1.20260619.1.