CVE-2026-27680: SAP NetWeaver ABAP CSS Injection (Low Conf)
CVE-2026-27680 Published on May 14, 2026

CSS Injection vulnerability in SAP NetWeaver Application Server ABAP
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 the affected page, the injected CSS is executed. As a result, the issue has a low impact on confidentiality, while integrity and availability are not impacted.

NVD

Vulnerability Analysis

CVE-2026-27680 is exploitable with network access, requires user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
LOW
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

Incorrect Default Permissions

During installation, installed file permissions are set to allow anyone to modify those files.


Products Associated with CVE-2026-27680

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SAP Netweaver Application Server Abap
 

Affected Versions

SAP_SE SAP NetWeaver Application Server ABAP: