What is CVE-2026-66768?

CVE-2026-66768 is a critical-severity vulnerability in SAP Se Netweaver (SAP Gui For Java), classified under CWE-807. CVSS score: 9.0/10. Published 2026-09-08.

How severe is CVE-2026-66768?

Critical severity. CVSS v3 base score is 9.0 out of 10.

Vulnerability in SAP Se Netweaver (SAP Gui For Java)

CVE-2026-66768

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 v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.

Affected products

Sap_se Sap Netweaver (Sap Gui For Java) — versions BC-FES-JAV 8.10

Weakness classification (CWE)

CWE-807

References

Frequently asked questions

What is CVE-2026-66768?: CVE-2026-66768 is a critical-severity vulnerability in SAP Se Netweaver (SAP Gui For Java), classified under CWE-807. CVSS score: 9.0/10. Published 2026-09-08.
How severe is CVE-2026-66768?: Critical severity. CVSS v3 base score is 9.0 out of 10.