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Critical 9.0Published Sep 8, 2026

CVE-2026-66768Improper Access Control in SAP NetWeaver (SAP GUI for Java)

Updated under an hour ago ()

Does this affect you?

It affects SAP_SE SAP NetWeaver (SAP GUI for Java). Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

SAP GUI for Java does not correctly enforce the trust level policy for certain functions invoked from a connected backend system. A low-privileged attacker could exploit this weakness by manipulating a connected backend system to trigger affected functionality. This could allow arbitrary command execution on the victim's machine, leading to a high impact on the confidentiality, integrity, and availability of the affected system.

CVSS
9.0 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Weakness (CWE)
CWE-807
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
sap
NVD analysis
Awaiting Analysis
Record last updated
Sep 9, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
SAP_SE SAP NetWeaver (SAP GUI for Java)
sap_se:sap_netweaver_sap_gui_for_java (from the name)
BC-FES-JAV 8.10
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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