CVE-2016-3976: SAP NetWeaver Directory Traversal Vulnerability

High severity, CVSS 7.5. Actively exploited: in CISA KEV since 2021-11-03. EPSS: 47.3% chance of exploitation in the next 30 days.

Directory traversal vulnerability in SAP NetWeaver AS Java 7.1 through 7.5 allows remote attackers to read arbitrary files via a ..\ (dot dot backslash) in the fileName parameter to CrashFileDownloadServlet, aka SAP Security Note 2234971.

Affected products

• SAP NetWeaver Application Server Java: from 7.10, up to and including 7.50

Published 2016-04-07. Last modified 2026-06-17.