CVE-2026-47045: Medium severity Oracle Oracle Database Server - JDBC vulnerability

Published Jul 21, 2026
·
Updated

Vulnerability in the JDBC component of Oracle Database Server. Supported versions that are affected are 19.3-19.31, 21.3-21.22 and 23.4.0-23.26.2. Easily exploitable vulnerability allows high privileged attacker having None privilege with network access via Oracle Net to compromise JDBC. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of JDBC. CVSS 3.1 Base Score 6.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H).

Affected Software

6 affected components
Oracle Oracle Database Server - JDBC>=19.3<=19.31
Oracle Oracle Database Server - JDBC>=21.3<=21.22
Oracle Oracle Database Server - JDBC>=23.4.0<=23.26.2
Oracle Database Server>=19.3<=19.31
Oracle Database Server>=21.3<=21.22
Oracle Database Server>=23.4<=23.26.2

Event History

Jul 21, 2026
CVE Published
via MITRE·09:33 PM
Data Sourced
via MITRE·09:33 PM
DescriptionSeverity
Data Sourced
via NVD·10:17 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-47045?

The severity of CVE-2026-47045 is classified as medium with a score of 6.8.

2

How do I fix CVE-2026-47045?

To fix CVE-2026-47045, Oracle recommends updating to the latest patched version of the Oracle Database Server.

3

What versions of Oracle Database Server are affected by CVE-2026-47045?

CVE-2026-47045 affects Oracle Database Server versions 19.3-19.31, 21.3-21.22, and 23.4.0-23.26.2.

4

What type of access is required to exploit CVE-2026-47045?

An attacker would require network access via Oracle Net to exploit CVE-2026-47045.

5

What components of Oracle Database Server are impacted by CVE-2026-47045?

CVE-2026-47045 specifically impacts the JDBC component of the Oracle Database Server.

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