CVE-2025-26659: Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Application Server ABAP (applications based on SAP GUI for HTML)
Description
SAP NetWeaver Application Server ABAP does not sufficiently encode user-controlled inputs, leading to DOM-basedCross-Site Scripting (XSS) vulnerability. This allows an attacker with no privileges, to craft a malicious web message that exploits WEBGUI functionality. On successful exploitation, the malicious JavaScript payload executes in the scope of victim�s browser potentially compromising their data and/or manipulating browser content. This leads to a limited impact on confidentiality and integrity. There is no impact on availability
Classification
CVE ID: CVE-2025-26659
CVSS Base Severity: MEDIUM
CVSS Base Score: 6.1
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Problem Types
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Affected Products
Vendor: SAP_SE
Product: SAP NetWeaver Application Server ABAP (applications based on SAP GUI for HTML)
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.03% (probability of being exploited)
EPSS Percentile: 5.77% (scored less or equal to compared to others)
EPSS Date: 2025-04-08 (when was this score calculated)
References
https://nvd.nist.gov/vuln/detail/CVE-2025-26659https://me.sap.com/notes/3552824
https://url.sap/sapsecuritypatchday