CVE-2025-42926: netweaver Missing Auth — Fix

Description

SAP NetWeaver Application Server Java does not perform an authentication check when an attacker attempts to access internal files within the web application.Upon successfully exploitation, an unauthenticated attacker could access these files to gather additional sensitive information about the system.This vulnerability has a low impact on confidentiality and does not affect the integrity or availability of the server.

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CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-306 Missing Authentication

Affected Products

Vendor	Product	Versions
sap	netweaver_application_server_java	All

References

Advisories & Patches

https://url.sap/sapsecuritypatchday

Other References

https://me.sap.com/notes/3619465

Frequently Asked Questions

What is CVE-2025-42926? +

SAP NetWeaver Application Server Java does not perform an authentication check when an attacker attempts to access internal files within the web application.Upon successfully exploitation, an unauthenticated attacker could access these files to gather additional sensitive information about the system.This vulnerability has a low impact on confidentiality and does not affect the integrity or availability of the server. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-42926? +

CVE-2025-42926 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-42926? +

CVE-2025-42926 affects products from sap, specifically: netweaver_application_server_java. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-42926? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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