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).
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://www.oracle.com/security-alerts/cspusep2026.html |
|
History
Sun, 20 Sep 2026 08:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Low-Privilege RDBMS Takeover via DBMS_REDEFINITION Execute |
Fri, 18 Sep 2026 21:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Low‑Privilege Exploit via Oracle Net Allows RDBMS Takeover | |
| Weaknesses | CWE-284 |
Thu, 17 Sep 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Wed, 16 Sep 2026 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Low‑Privilege Exploit via Oracle Net Allows RDBMS Takeover | |
| Weaknesses | CWE-269 CWE-284 |
Wed, 16 Sep 2026 04:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Oracle Corporation
Oracle Corporation oracle Database Server |
|
| Vendors & Products |
Oracle Corporation
Oracle Corporation oracle Database Server |
Tue, 15 Sep 2026 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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). | |
| First Time appeared |
Oracle
Oracle database - Rdbms |
|
| CPEs | cpe:2.3:a:oracle:database_-_rdbms:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Oracle
Oracle database - Rdbms |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: oracle
Published: 2026-09-15T20:04:41.868Z
Updated: 2026-09-17T13:10:39.003Z
Reserved: 2026-08-31T15:40:57.350Z
Link: CVE-2026-83271
Updated: 2026-09-17T13:00:49.056Z
Status : Deferred
Published: 2026-09-15T20:18:39.517
Modified: 2026-09-17T14:17:38.773
Link: CVE-2026-83271
No data.