CVE-2026-89103
Critical10.0Broken Access Control in SAP Gatewaytitle from the CVE record
SAP Gateway activates the default Access Control List with high privileges allowing categorization of external attacker as internal application server. As a result an unauthenticated attacker with network access to the SAP Gateway could exploit this weakness to potentially perform unauthorized actions within the application environment, resulting in a high impact on the confidentiality, integrity, and availability of the affected system.
- CVSS
- 10.0v3.1
- EPSS (exploit probability)
- 0.3%26th pct
- CISA KEV
- Not listed
EPSS trendFIRST daily scores, last 90 days
Daily values
| Score date | EPSS | Percentile |
|---|---|---|
| 2026-11-10 | 0.3% | 25.7% |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Learn
Why it happened and what stops it
The weakness (CWE)
How attackers use it (ATT&CK)
Typical for this kind of weakness across CISA KEV exploits (CTID), not specific to this CVE.
How it's exploited
What the attacker gets
Controls that mitigate it (NIST SP 800-53)
- SI-3Malicious Code ProtectionSystem and Information Integrity · mitigates 6 of these techniques
- SI-4System MonitoringSystem and Information Integrity · mitigates 6 of these techniques
- AC-2Account ManagementAccess Control · mitigates 5 of these techniques
- AC-6Least PrivilegeAccess Control · mitigates 5 of these techniques
- CA-7Continuous MonitoringSecurity Assessment and Authorization · mitigates 5 of these techniques
- CM-6Configuration SettingsConfiguration Management · mitigates 5 of these techniques
Coverage1 article
SANS Stormcast Wednesday, November 11th, 2026: Microsoft Patch Tuesday Outlook Spoofing (CVE-2026-124194); Apple Bluetooth and iMessage Fixes; SAP NetWeaver CVSS 10s (CVE-2026-89103)
Podcast10 minSANS Internet Storm Center StormCast15h agoVulnerabilitiesIdentityEndpointCVE-2026-113859CVE-2026-119958+2