What is CVE-2018-2492?

CVE-2018-2492 is a high-severity vulnerability in SAP Netweaver Application Server Java, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.1/10. Published 2018-12-11.

How severe is CVE-2018-2492?

High severity. CVSS v3 base score is 7.1 out of 10.

XXE in SAP Netweaver Application Server Java

CVE-2018-2492

SAML 2.0 functionality in SAP NetWeaver AS Java, does not sufficiently validate XML documents received from an untrusted source. This is fixed in versions 7.2, 7.30, 7.31, 7.40 and 7.50.

Vulnerability class: XXE (XML External Entity)

Published 2018-12-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.6th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

SAP Netweaver Application Server Java — versions 7.20, 7.30, 7.31
SAP Netweaver Application Server (Java Library) — versions = 7.20, = 7.30, = 7.31

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

wiki.scn.sap.com/wiki/pages/viewpage.action (Vendor Advisory)
launchpad.support.sap.com/ (Permissions Required)
www.securityfocus.com/bid/106153 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-2492?: CVE-2018-2492 is a high-severity vulnerability in SAP Netweaver Application Server Java, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.1/10. Published 2018-12-11.
How severe is CVE-2018-2492?: High severity. CVSS v3 base score is 7.1 out of 10.