What is CVE-2016-8304?

CVE-2016-8304 is a medium-severity vulnerability in Oracle Flexcube Universal Banking, classified under Improper Access Control. CVSS score: 5.4/10. Published 2017-01-27.

How severe is CVE-2016-8304?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Vulnerability in Oracle Flexcube Universal Banking

CVE-2016-8304

Vulnerability in the Oracle FLEXCUBE Universal Banking component of Oracle Financial Services Applications (subcomponent: Core). Supported versions that are affected are 11.3.0, 11.4.0, 12.0.1, 12.0.2, 12.0.3, 12.1.0 and 12.2.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle FLEXCUBE Universal Banking. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle FLEXCUBE Universal Banking, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle FLEXCUBE Universal Banking accessible data as well as unauthorized read access to a subset of Oracle FLEXCUBE Universal Banking accessible data. CVSS v3.0 Base Score 5.4 (Confidentiality and Integrity impacts).

Published 2017-01-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (56.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Oracle Flexcube Universal Banking — versions 12.2.0, 12.0.3, 11.4.0
Oracle Flexcube Universal Banking — versions 11.3.0, 11.4.0, 12.0.1

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

www.securityfocus.com/bid/95550 (VDB Entry, Third Party Advisory, vdb-entry)
www.securitytracker.com/id/1037636 (vdb-entry)
www.oracle.com/technetwork/security-advisory/cpujan2017-2881727.html (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2016-8304?: CVE-2016-8304 is a medium-severity vulnerability in Oracle Flexcube Universal Banking, classified under Improper Access Control. CVSS score: 5.4/10. Published 2017-01-27.
How severe is CVE-2016-8304?: Medium severity. CVSS v3 base score is 5.4 out of 10.