SAP patches critical ICM2SHELL and ProxyGate kernel flaws
Onapsis gave SAP a working unauthenticated exploit for ICM2SHELL; the November notes also cover ProxyGate and a SAML impersonation bug.
CSRF in SAP Web Dispatcher and NetWeaver ICM admin functions
SAP Web Dispatcher and SAP NetWeaver Application Server ABAP (Internet Communication Manager) do not sufficiently validate requests in certain administrative functions. An unauthenticated attacker on the network can trick a logged-on administrator into opening a malicious link, which then runs unintended actions in that session. Successful abuse can fully compromise the underlying operating system. Administrators of those SAP components are affected.
What to do: Apply SAP's update for CVE-2026-89119. SAP has not listed a fixed version or workaround.
| Product | Affected |
|---|---|
| SAP Web Dispatcher | — |
| SAP NetWeaver Application Server ABAP (Internet Communication Manager) | — |
Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.
SAP Web Dispatcher and SAP NetWeaver Application Server ABAP (Internet Communication Manager) do not perform sufficient request validation in certain administrative functionality. In the context of Application Server ABAP and SAP Web Dispatcher, an unauthenticated attacker could trick a logged-on administrator into visiting a malicious link. Visiting the link could cause unintended actions in the administrator's session. Successful exploitation could lead to a full compromise of the underlying operating system, resulting in a high impact on confidentiality, integrity, and availability.
Onapsis gave SAP a working unauthenticated exploit for ICM2SHELL; the November notes also cover ProxyGate and a SAML impersonation bug.
The bulletin lists 35 new notes and does not report active exploitation of the patched issues.
Unauthenticated memory corruption in ICM and Web Dispatcher may allow code execution; exploitation is not discussed.
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