What is the CVSS score of CVE-2026-46833?

CVE-2026-46833 has a CVSS 3.1 base score of 9.0 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Which versions of Oracle Database are affected by CVE-2026-46833?

Oracle Database Server versions 23.4.0-23.26.2 contain a critical Net Service vulnerability enabling unauthenticated remote attackers to achieve complete compromise of confidentiality, integrity, and…

Oracle Database CVE-2026-46833

EUVD-2026-33013 CRITICAL

2026-05-28 oracle

GHSA-54vv-8mw9-m99f

Information Disclosure Oracle Oracle Database Server

9.0

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

May 28, 2026 - 21:23 vuln.today

DescriptionNVD

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).

AnalysisAI

Net Service takeover in Oracle Database Server 23.4.0 through 23.26.2 allows unauthenticated remote attackers reaching the TLS-protected Net Service listener to fully compromise confidentiality, integrity, and availability, with scope change indicating impact on adjacent components. CVSS 9.0 reflects high impact tempered by high attack complexity (AC:H), and no public exploit identified at time of analysis. …

RemediationAI

Within 24 hours: Identify all Oracle Database Server instances running versions 23.4.0-23.26.2; restrict network access to TLS-protected Net Service listeners to known trusted sources only; enable verbose logging on affected systems. Within 7 days: Complete asset inventory of all affected databases; contact Oracle support to confirm patch availability and unaffected version options (23.3.x or earlier, if available); plan upgrade or downgrade timeline. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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CVE-2026-46833 vulnerability details – vuln.today

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Oracle Database CVE-2026-46833

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

RemediationAI

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External POC / Exploit Code