Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having Create Session privilege with network access via Oracle Net to compromise RDBMS. While the vulnerability is in RDBMS, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all RDBMS accessible data. CVSS 3.1 Base Score 7.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N).
References
| Link | Resource |
|---|---|
| https://www.oracle.com/security-alerts/cpuoct2026.html |
Configurations
No configuration.
History
26 Oct 2026, 21:20
| Type | Values Removed | Values Added |
|---|---|---|
| CWE | CWE-284 |
20 Oct 2026, 22:20
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-10-20 22:20
Updated : 2026-10-26 21:20
NVD link : CVE-2026-91568
Mitre link : CVE-2026-91568
CVE.ORG link : CVE-2026-91568
JSON object : View
Products Affected
No product.
CWE
CWE-284
Improper Access Control