CVE-2026-46833 Details
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).
A vulnerability has been identified in the Net Service component of Oracle Database Server, specifically in versions 23.4.0 prior to 23.26.2. This vulnerability allows an unauthenticated attacker with network access via TLS to compromise the Net Service. While the issue originates in the Net Service component, successful exploitation could significantly impact additional products, leading to a scope change. The vulnerability is considered difficult to exploit, but successful attacks can result in a complete takeover of the Net Service component.
Users are advised to apply the Critical Security Patch Update for Oracle Database Server, which is available through the Oracle Support portal. Instructions for applying the patch can be found in the Oracle Database Critical Security Patch Update document.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 28, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.oracle.com/security-alerts/cspumay2026.html | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information to Classify Weakness | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| oracle database server | >= 23.4.0, <= 23.26.2 |
CPE
Remediation
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 21, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 3, 2026 | Initial Analysis | [email protected] |
| May 28, 2026 | New CVE Received | [email protected] |