8.8
High
CVE-2026-83271 Vulnerability in the RDBMS component of Oracle Database Server
Description
Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having Execute on DBMS_REDEFINITION privilege with network access via Oracle Net to compromise RDBMS. Successful attacks of this vulnerability can result in takeover of RDBMS. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Oracle Database Server 23.4 | 23.4.0 → 23.26.3 | No fix stated |
| Oracle Database Server 21.3 | 21.3 → 21.23 | No fix stated |
| Oracle Database Server 19.3 | 19.3 → 19.32 | No fix stated |
References
- Oracle Advisory www.oracle.com
Timeline
- Published
- Last modified
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