Oracle FLEXCUBE Universal Banking up to 14.8.0.0.0 Oracle Financial Service information disclosure

Summaryinfo

A vulnerability classified as problematic was found in Oracle FLEXCUBE Universal Banking up to 14.8.0.0.0. This impacts an unknown function of the component Oracle Financial Service. Executing a manipulation can lead to information disclosure. This vulnerability is handled as CVE-2026-21978. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Oracle FLEXCUBE Universal Banking up to 14.8.0.0.0 and classified as problematic. This vulnerability affects an unknown function of the component Oracle Financial Service. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

Vulnerability in the Oracle FLEXCUBE Universal Banking product of Oracle Financial Services Applications (component: Relationship Pricing). Supported versions that are affected are 14.0.0.0.0-14.8.0.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle FLEXCUBE Universal Banking. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle FLEXCUBE Universal Banking accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

The advisory is shared for download at oracle.com. This vulnerability was named CVE-2026-21978 since 01/05/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/21/2026). The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-3534). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Banking Software

Vendor

• Oracle

Name

• FLEXCUBE Universal Banking

Version

• 14.8.0.0

License

• commercial

Website

• Vendor: https://www.oracle.com

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Once again VulDB remains the best source for vulnerability data.

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