Vulnerability in Oracle VM VirtualBox Affects Oracle Virtualization
CVE-2026-21984

7.5HIGH

Key Information:

Vendor

Oracle
Status
Oracle Vm Virtualbox
Vendor
CVE Published:
20 January 2026

What is CVE-2026-21984?

A vulnerability has been identified in Oracle VM VirtualBox that allows a high privileged attacker, with access to the infrastructure where VirtualBox operates, to compromise the system. Although primarily affecting Oracle VM VirtualBox, the implications of this vulnerability can extend to other products within the virtualization ecosystem. Successful exploitation may enable attackers to take over Oracle VM VirtualBox, leading to significant threats to confidentiality, integrity, and availability.

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Affected Version(s)

Oracle VM VirtualBox 7.1.14

Oracle VM VirtualBox 7.2.4

References

https://www.oracle.com/security-alerts/cpujan2026.html
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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