SEPTEMBER 16, 2026
Live Feed
Back to database
Case File

CVE-2026-83271

HIGH · CVSS 8.8 EPSS 0.48% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-15 · Last synced 2026-09-16

CyberRota Analysis

AI-Generated

A vulnerability in the RDBMS component of Oracle Database Server affects versions 19.3-19.32, 21.3-21.23, and 23.4.0-23.26.3, allowing low-privileged attackers with Execute permissions on DBMS_REDEFINITION to exploit it remotely. Successful exploitation can lead to full compromise of the RDBMS, impacting confidentiality, integrity, and availability. Organizations using the affected Oracle Database versions should prioritize patching to mitigate this high-severity risk.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-83271
Severity
HIGH
CVSS
8.8
EPSS
0.48%
Oracle

Original NVD 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).