SAP patches ICM2SHELL and PROXYGATE maximum severity flaws
SAP patches four maximum-severity flaws in NetWeaver, Web Dispatcher, and Gateway software.
SAP has released security updates addressing 35 vulnerabilities, including four critical issues with a CVSS score of 10/10. These flaws affect NetWeaver, SAP Gateway, and SAP Web Dispatcher, and can be exploited by unauthenticated attackers for remote code execution and full system compromise. Cybersecurity firm Onapsis identified and reported three of these vulnerabilities, tracking two as ICM2SHELL and one as PROXYGATE.
AI summary of the linked source. Not reviewed by an editor. How this works
Run SAP?
Get an email when a new story names SAP, usually within the hour.
Free. Your list stays private and never appears in a subject line. One click stops it. How Vendor Watch worksPrivacy
The lesson from this incident
Full lessonSAP's NetWeaver, Gateway, and Web Dispatcher components contained four CVSS 10.0 vulnerabilities — dubbed ICM2SHELL and PROXYGATE — that allowed unauthenticated attackers to execute arbitrary code and fully compromise affected systems. The root cause is unpatched, internet-facing enterprise software with critical security flaws in core communication components that handle external traffic. Because no authentication is required for exploitation, any organization running unpatched SAP systems is exposed to immediate, complete compromise. This incident underscores how maximum-severity vulnerabilities in widely deployed enterprise platforms can serve as direct entry points for ransomware, espionage, and data theft at scale.
What helps against this
How we list vendors- Vulnerability scanning and prioritisation
You know which systems are vulnerable, and which ones to fix first.
- Automated patch management
Known holes get closed in days, not months.
- Network segmentation and microsegmentation
One compromised machine can no longer reach everything else.
Indicators of Compromise
Extracted by AI from the linked source. Not reviewed by an editor. How this works
- cve — CVE-2026-76964
- cve — CVE-2026-120017
- cve — CVE-2026-89103
- cve — CVE-2026-89126
- cve — CVE-2026-58231
- cve — CVE-2026-44756
- cve — CVE-2026-89111