What is CVE-2026-27680?

CVE-2026-27680 is a low-severity vulnerability in Sap Netweaver_application_server_abap, classified under Incorrect Default Permissions. CVSS score: 3.1/10. Published 2026-05-14.

How severe is CVE-2026-27680?

Low severity. CVSS v3 base score is 3.1 out of 10.

Vulnerability in Sap Netweaver_application_server_abap

CVE-2026-27680

Due to improper input handling under certain conditions, SAP NetWeaver Application Server ABAP allows an attacker to inject custom Cascading Style Sheets (CSS) data into a web page served by the application. When a user accesses or clicks…

EPSS: 0.000 (9.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Sap Netweaver_application_server_abap — versions 758, 816
Sap_se Sap Netweaver Application Server Abap — versions SAP_UI 758, 816

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

cna@sap.com (Permissions Required)
cna@sap.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-27680?: CVE-2026-27680 is a low-severity vulnerability in Sap Netweaver_application_server_abap, classified under Incorrect Default Permissions. CVSS score: 3.1/10. Published 2026-05-14.
How severe is CVE-2026-27680?: Low severity. CVSS v3 base score is 3.1 out of 10.