Patching Guide for CVE-2026-75650: Closing the Adobe Commerce RCE CVE-2026-75650 is a critical remote code execution vulnerability in Adobe Commerce, Adobe Commerce B2B and Magento Open Source. This guide focuses on the practical work: identifying affected deployments, applying the fix and confirming it landed. What you are fixing The vulnerability allows an unauthenticated remote attacker to execute arbitrary code on a vulnerable server. It affects the commerce platform line rather than the desktop or document products that share the same advisory. Magento Open Source instances, including those maintained by third-party agencies.