Vulnerability in Oracle VM VirtualBox by Oracle Virtualization
CVE-2026-21989

8.1HIGH

Key Information:

Vendor

Oracle

Vendor
CVE Published:
20 January 2026

What is CVE-2026-21989?

This vulnerability in Oracle VM VirtualBox allows a high-privileged attacker who has logged into the infrastructure where the software operates to compromise the system. While directly affecting Oracle VM VirtualBox, the implications of this vulnerability can extend to other products in the environment. Successful exploitation can lead to unauthorized creation, deletion, or modification of critical data, as well as complete access to all accessible data within Oracle VM VirtualBox. Additionally, it has the potential to cause a partial denial of service, impacting the availability of the virtualized environment.

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Affected Version(s)

Oracle VM VirtualBox 7.1.14

Oracle VM VirtualBox 7.2.4

References

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.