CVE-2026-0509CWE-862

Missing Authorization check in SAP NetWeaver Application Server ABAP and ABAP Platform

Critical · published February 10, 2026

CVSS v3.1
9.6
EPSS
0%
Percentile
30.8
In the wild
Unconfirmed
What it is

🚨 An unsuspecting low-privileged user can trigger background Remote Function Calls without the necessary authorization, a sneaky opening that could wreak havoc on your SAP NetWeaver system! 🔥 Think of it like a restaurant where a patron can sneak into the kitchen and make orders without the chef's approval. This could lead to a chaotic menu where the wrong dishes start getting served up, affecting everyone in the dining area. If exploited, this vulnerability allows unauthorized actions that can compromise the integrity and availability of your application. Imagine an attacker manipulating background processes or overwhelming resources, leading to service disruptions and even data integrity issues — a recipe for disaster!

Put simply

Think of it like a restaurant where a patron can sneak into the kitchen and make orders without the chef's approval. This could lead to a chaotic menu where the wrong dishes start getting served up, affecting everyone in the dining area. This CVE allows authenticated users to perform Remote Function Calls without the required S_RFC authorization, enabling them to execute potentially harmful actions within the system.

What to do

If exploited, this vulnerability allows unauthorized actions that can compromise the integrity and availability of your application. Imagine an attacker manipulating background processes or overwhelming resources, leading to service disruptions and even data integrity issues — a recipe for disaster! To mitigate this risk, immediately review and refine your user authorization settings in SAP NetWeaver. Ensure that only users with the appropriate privileges can perform background Remote Function Calls and consider implementing monitoring for irregular activities. Don't wait—this is critical! You've got this! By taking these actions, you'll bolster your defenses and ensure your SAP environment remains secure. 🛡️

The record
Technical detail
CVSS v3.1
9.6 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00380 · 30.8th percentile
Weakness
CWE-862 · Missing Authorization
Published
2026-02-10T03:01Z
EPSS history
Timeline
  • 10 FEB 03:01Z
    Missing Authorization check in SAP NetWeaver Application Server ABAP and ABAP Platform
    cvelistv5