What is the CVSS score of CVE-2025-21553?

CVE-2025-21553 has a CVSS 3.1 base score of 4.2 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N. EPSS exploitation probability: 0.2%.

Which versions of Java are affected by CVE-2025-21553?

Organizations using the Java VM component of Oracle Database Server. Supported should be aware of moderate risk from CVE-2025-21553, a incorrect authorization vulnerability rated CVSS 4.2.

How to fix or mitigate CVE-2025-21553?

During next maintenance window: Identify affected systems running the Java VM component of Oracle Database Server. Supported and apply vendor patches when convenient. Monitor vendor channels for patch availability.

Java CVE-2025-21553

MEDIUM

Incorrect Authorization (CWE-863)

2025-01-21 secalert_us@oracle.com

Authentication Bypass Java Oracle Java Virtual Machine

4.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.2 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:04 vuln.today

CVE Published

Jan 21, 2025 - 21:15 nvd

MEDIUM 4.2

DescriptionCVE.org

Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.25, 21.3-21.16 and 23.4-23.6. Difficult to exploit vulnerability allows low privileged attacker having Create Session, Create Procedure privilege with network access via Oracle Net to compromise Java VM. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Java VM accessible data as well as unauthorized read access to a subset of Java VM accessible data. CVSS 3.1 Base Score 4.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N).

AnalysisAI

Vulnerability in the Java VM component of Oracle Database Server. Rated medium severity (CVSS 4.2), this vulnerability is remotely exploitable. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Incorrect Authorization (CWE-863), which allows attackers to bypass authorization checks to access restricted resources. Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.25, 21.3-21.16 and 23.4-23.6. Difficult to exploit vulnerability allows low privileged attacker having Create Session, Create Procedure privilege with network access via Oracle Net to compromise Java VM. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Java VM accessible data as well as unauthorized read access to a subset of Java VM accessible data. CVSS 3.1 Base Score 4.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N). Affected products include: Oracle Java Virtual Machine.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Review and test authorization logic, implement consistent access control checks, use centralized authorization framework.