How severe is CVE-2016-5539?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Oracle Micros Xstore Payment

CVE-2016-5539

Unspecified vulnerability in the Oracle Retail Xstore Payment component in Oracle Retail Applications 1.x allows local users to affect confidentiality, integrity, and availability via unknown vectors.

Published 2016-10-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L.

EPSS exploit prediction

EPSS: 0.005 (41.6th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Oracle Micros Xstore Payment — versions 1.0

References

www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html (Patch, Vendor Advisory)
www.securityfocus.com/bid/93663 (vdb-entry)

Frequently asked questions

What is CVE-2016-5539?: CVE-2016-5539 is a high-severity vulnerability in Oracle Micros Xstore Payment. CVSS score: 7.3/10. Published 2016-10-25.
How severe is CVE-2016-5539?: High severity. CVSS v3 base score is 7.3 out of 10.