Vulnerability in the Net Service component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TLS to compromise Net Service. While the vulnerability is in Net Service, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Net Service. CVSS 3.1 Base Score 9.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H).

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Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 28 May 2026 21:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated Network Service Takeover via TLS in Oracle Database Server
Weaknesses CWE-287

Thu, 28 May 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Thu, 28 May 2026 20:45:00 +0000

Type Values Removed Values Added
Description Vulnerability in the Net Service component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TLS to compromise Net Service. While the vulnerability is in Net Service, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Net Service. CVSS 3.1 Base Score 9.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H).
First Time appeared Oracle
Oracle database - Net Service
CPEs cpe:2.3:a:oracle:database_-_net_service:*:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle database - Net Service
References
Metrics cvssV3_1

{'score': 9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-05-29T03:56:03.971Z

Reserved: 2026-05-18T15:55:10.305Z

Link: CVE-2026-46833

cve-icon Vulnrichment

Updated: 2026-05-28T20:47:26.327Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-28T21:16:33.200

Modified: 2026-05-29T02:47:03.023

Link: CVE-2026-46833

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-28T21:30:26Z

Weaknesses