SAP November 2026 notes fix four CVSS 10.0 unauthenticated flaws
The bulletin lists 35 new notes and does not report active exploitation of the patched issues.
Authenticated memory-corruption DoS in SAP Web Dispatcher
SAP Web Dispatcher does not sufficiently validate certain inputs, which can corrupt memory. A non-administrative user who is already authenticated can send crafted input over the network, with no user interaction, and terminate the Web Dispatcher process. The dispatcher and every backend system reached through it then become unavailable. Confidentiality and integrity are not affected.
What to do: Apply SAP's update for CVE-2026-109800. SAP has not listed a fixed version or workaround.
| Product | Affected |
|---|---|
| SAP Web Dispatcher | — |
Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.
SAP Web Dispatcher does not sufficiently validate certain inputs during processing, which could lead to memory corruption. An attacker authenticated as a non-administrative user could exploit this vulnerability by providing specially crafted input, causing the Web Dispatcher process to terminate without user interaction. As a result, the Web Dispatcher and all backend systems reachable through it become unavailable, leading to a high impact on availability. There is no impact on confidentiality or integrity of the application.
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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