---
id: CVE-2025-53051
title: >-
  Vulnerability in the RDBMS Functional Index component of Oracle Database
  Server
summary: >-
  Vulnerability in the RDBMS Functional Index component of Oracle Database
  Server.  Supported versions that are affected are 23.4-23.9. Easily
  exploitable vulnerability allows high privileged attacker having SYSDBA
  privilege with network a…
severity: low
cvss: 2.7
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-125
vendor: oracle
product: database_server
affected:
  - 'database_server >= 23.4, <= 23.9'
published: '2025-10-21'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T11:10:00.250'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-53051'
references:
  - url: 'https://www.oracle.com/security-alerts/cpuoct2025.html'
    label: secalert_us@oracle.com
tags:
  - nvd
epss: 0.00305
epssPercentile: 0.21296
ingestedAt: '2026-10-08T11:31:27.462Z'
---

## Overview

Vulnerability in the RDBMS Functional Index component of Oracle Database Server.  Supported versions that are affected are 23.4-23.9. Easily exploitable vulnerability allows high privileged attacker having SYSDBA privilege with network access via Oracle Net to compromise RDBMS Functional Index.  Successful attacks of this vulnerability can result in  unauthorized read access to a subset of RDBMS Functional Index accessible data. CVSS 3.1 Base Score 2.7 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).

## Affected

- `database_server >= 23.4, <= 23.9`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.