High Severity Vulnerability
This vulnerability has been rated as High severity. Immediate action is recommended.
CVE-2026-21990
HighVulnerability Description
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are 7.1.14 and 7.2.4. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).
CVSS Metrics
Common Vulnerability Scoring System
Vector String:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Known Affected Software
2 configuration(s) from 1 vendor(s)
cpe:2.3:a:oracle:vm_virtualbox:7.1.14:*:*:*:*:*:*:*
cpe:2.3:a:oracle:vm_virtualbox:7.2.4:*:*:*:*:*:*:*
CPUJAN2026
Oracle Critical Patch Update Advisory - January 2026
Severity Details
Key Information
- Published Date
- January 20, 2026
