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Vulnerability record · CVE-2026-40128 · published 9 June 2026

CVE-2026-40128: SAP NetWeaver Application Server Java (Web Container) allows an unauthenticated attacker to craft a malicious …

SAP NetWeaver Application Server Java (Web Container) allows an unauthenticated attacker to craft a malicious HTTP logon request that manipulates file inclusion parameters, enabling path traversal and processing of the included file. Processing the included file could allow the attacker to view or modify sensitive information or render any part of the local system unavailable.

9.0 CVSS 3.1 Critical EPSS 0.63% · top 52.1% CWE-35 · CWE-35 Awaiting Analysis
9.0CVSS 3.1 base score
0.63%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
23 Jul 2026Last modified by NVD

Description

SAP NetWeaver Application Server Java (Web Container) allows an unauthenticated attacker to craft a malicious HTTP logon request that manipulates file inclusion parameters, enabling path traversal and processing of the included file. Processing the included file could allow the attacker to view or modify sensitive information or render any part of the local system unavailable.

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

References

LinkTags
https://me.sap.com/notes/3727078
https://url.sap/sapsecuritypatchday

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Source: NIST National Vulnerability Database (record CVE-2026-40128), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.