How severe is CVE-2026-40129?

Medium severity. CVSS v3 base score is 4.3 out of 10.

RCE in Sap_se Sap Application Server Abap For Netweaver And Platform

CVE-2026-40129

Due to a Code Injection vulnerability in SAP Application Server ABAP for SAP NetWeaver and ABAP Platform, an authenticated attacker could send specially crafted inputs to the application. If processed by the application, this input could b…

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.000 (4.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Sap_se Sap Application Server Abap For Netweaver And Platform — versions SAP_BASIS 740, SAP_BASIS 750, SAP_BASIS 751

Weakness classification (CWE)

CWE-94 — Code Injection

References

Frequently asked questions

What is CVE-2026-40129?: CVE-2026-40129 is a medium-severity vulnerability in Sap_se Sap Application Server Abap For Netweaver And Platform, classified under Code Injection. CVSS score: 4.3/10. Published 2026-05-12.
How severe is CVE-2026-40129?: Medium severity. CVSS v3 base score is 4.3 out of 10.