CVE-2026-47046

Published Jul 21, 2026 CVSS 3.1 · 8.2 High EPSS < 1% KEV · Not listed
Description
Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise RDBMS. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of RDBMS as well as unauthorized update, insert or delete access to some of RDBMS accessible data. CVSS 3.1 Base Score 8.2 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Unauthenticated Network-Based Oracle RDBMS Denial of Service and Data Modification Vulnerability
Type Values Removed Values Added
Title Unauthenticated Network-Based Oracle RDBMS Denial of Service and Data Modification Vulnerability
Weaknesses CWE-284
CWE-306
CWE-399
Type Values Removed Values Added
Title Unauthenticated Network Access Enables Denial of Service and Unauthorized Data Manipulation in Oracle Database Server RDBMS
Type Values Removed Values Added
Title Unauthenticated Network Access Enables Denial of Service and Unauthorized Data Manipulation in Oracle Database Server RDBMS
Weaknesses CWE-284
CWE-306
CWE-399
Type Values Removed Values Added
Weaknesses CWE-400
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise RDBMS. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of RDBMS as well as unauthorized update, insert or delete access to some of RDBMS accessible data. CVSS 3.1 Base Score 8.2 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H).
First Time appeared Oracle
Oracle database - Rdbms
CPEs cpe:2.3:a:oracle:database_-_rdbms:*:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle database - Rdbms
References
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
oracle
Published
Updated
Jul 23, 2026, 3:41 PM
Reserved
May 18, 2026, 3:55 PM
Status
Analyzed
Published
Jul 21, 2026, 10:17 PM
Modified
Oct 24, 2026, 7:10 PM