XSS in SAP Basis
CVE-2025-42956
SAP NetWeaver Application Server ABAP and ABAP Platform allows an unauthenticated attacker to create a malicious link which they can make publicly available. When an authenticated victim clicks on this malicious link, injected input data will be used by the web site page generation to create content which when executed in the victim's browser leading to low impact on Confidentiality and Integrity with no effect on Availability of the application.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (11.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 11.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- SAP Basis — versions 700, 701, 702
- SAP Se Netweaver Application Server Abap — versions SAP_BASIS 700, SAP_BASIS 701, SAP_BASIS 702
Weakness classification (CWE)
References
- me.sap.com/notes/3617131 (Permissions Required)
- url.sap/sapsecuritypatchday (Patch)
Frequently asked questions
- What is CVE-2025-42956?
- CVE-2025-42956 is a medium-severity vulnerability in SAP Basis, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-07-08.
- How severe is CVE-2025-42956?
- Medium severity. CVSS v3 base score is 6.1 out of 10.