SAP NetWeaver XML External Entity (XXE) Vulnerability

Added to KEV
2021-11-03
Federal due date
2022-05-03
Vendor
SAP
Product
NetWeaver
EPSS
98.3th percentile (score 0.588, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2016-9563

CISA short description

SAP NetWeaver Application Server Java Platforms contains an unspecified vulnerability in BC-BMT-BPM-DSK which allows remote, authenticated users to conduct XML External Entity (XXE) attacks.

Required action

Apply updates per vendor instructions.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.