Denial of Service Vulnerability in Oracle VM VirtualBox by Oracle
CVE-2026-47044

5.5MEDIUM

Key Information:

Vendor

Oracle
Status
Oracle Vm Virtualbox
Vendor
CVE Published:
21 July 2026

What is CVE-2026-47044?

A vulnerability exists in Oracle VM VirtualBox, specifically in its core component, affecting version 7.2.12. This issue allows a low-privileged attacker with access to the infrastructure where Oracle VM VirtualBox runs to exploit the vulnerability, potentially resulting in the unauthorized ability to cause significant operational disruptions, including a complete denial of service (DOS) through system hangs or repeatable crashes.

Affected Version(s)

Oracle VM VirtualBox 7.2.12

References

https://www.oracle.com/security-alerts/cpujul2026.html
vendor-advisory

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.