9.0
Critical
CVE-2026-46833 Vulnerability in the Net Service component of Oracle Database Server
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).
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Oracle Database Server 23.4 | 23.4.0 → 23.26.2 | No fix stated |
Other CVEs of Oracle Database Server
The 57 CVEs of Oracle Database Server →
CVE-2026-91615
Vulnerability in the Java VM component of Oracle Database Server
6.3
Medium
CVE-2026-91568
Vulnerability in the RDBMS component of Oracle Database Server
7.7
High
CVE-2026-91503
Vulnerability in the VPD component of Oracle Database Server
8.1
High
CVE-2026-91499
Vulnerability in the RDBMS component of Oracle Database Server
8.8
High