SAP Security Update Patches Critical Code Injection and Memory Corruption Vulnerabilities

What happened?

SAP has released its October 2026 security updates, fixing critical code injection, access control, and cloud security flaws alongside a high-severity memory corruption issue. The October 13 release includes 16 new security notes, four GitHub security advisories and two updates to earlier notes. Four entries carry critical ratings, making this patch cycle important for teams running SAP business systems. According to SAP’s October Patch Day bulletin, the fixes cover S/4HANA, NetWeaver, Web Dispatcher, Commerce Cloud and several development libraries.