Auth bypass in Oracle Financial Services Customer Screening

CVE-2026-34320

Vulnerability in the Oracle Financial Services Customer Screening product of Oracle Financial Services Applications (component: User Interface). The supported version that is affected is 8.1.2.8.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Financial Services Customer Screening. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Financial Services Customer Screening accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (33.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-34320: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-34320?
CVE-2026-34320 is a high-severity vulnerability in Oracle Financial Services Customer Screening, classified under Improper Authorization. CVSS score: 7.5/10. Published 2026-04-21.
How severe is CVE-2026-34320?
High severity. CVSS v3 base score is 7.5 out of 10.