Vulnerability in Oracle VM VirtualBox Affects Oracle Virtualization
CVE-2026-21982

7.5HIGH

Key Information:

Vendor

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

What is CVE-2026-21982?

A vulnerability in Oracle VM VirtualBox allows an unauthenticated attacker with physical access to the communication segment of the host hardware to compromise the virtualization software. If successfully exploited, this vulnerability can enable the attacker to take complete control over the Oracle VM VirtualBox environment. The affected versions, 7.1.14 and 7.2.4, are susceptible to manipulation, emphasizing the need for robust physical security measures to mitigate risks associated with unauthorized access.

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:
Adjacent Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.