What is the CVSS score of CVE-2026-21978?

CVE-2026-21978 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.0%.

Which versions of Flexcube Universal Banking are affected by CVE-2026-21978?

CVE-2026-21978 presents notable security risk rated CVSS 6.5. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2026-21978?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Flexcube Universal Banking CVE-2026-21978

MEDIUM

2026-01-20 secalert_us@oracle.com

Oracle Flexcube Universal Banking

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 20, 2026 - 22:16 nvd

MEDIUM 6.5

DescriptionCVE.org

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).

AnalysisAI

Flexcube Universal Banking contains a vulnerability that allows attackers to unauthorized access to critical data or complete access to all Oracle FLEXCUBE U (CVSS 6.5).

Technical ContextAI

affects Flexcube Universal Banking. 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

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

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