PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-47041 Oracle Corporation CVE debrief

A vulnerability was discovered in Oracle VM VirtualBox, specifically in the Core component. The affected version is 7.2.12. This vulnerability is easily exploitable by a high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes, potentially compromising Oracle VM VirtualBox and impacting additional products. Successful attacks can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox.

Vendor
Oracle Corporation
Product
Oracle VM VirtualBox
CVSS
MEDIUM 6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-21
Original CVE updated
2026-07-27
Advisory published
2026-07-21
Advisory updated
2026-07-27

Who should care

Administrators and users of Oracle VM VirtualBox version 7.2.12 should be aware of this vulnerability and take necessary precautions to mitigate the risk. This vulnerability has a CVSS score of 6.0, indicating a medium severity level.

Technical summary

The vulnerability in Oracle VM VirtualBox has a CVSS 3.1 Base Score of 6.0, with an impact on Availability. The CVSS Vector is (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H). The vulnerability allows high privileged attackers 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).

Defensive priority

Medium priority should be given to patching or mitigating this vulnerability, as it can lead to a complete DOS of Oracle VM VirtualBox and potentially impact additional products.

Recommended defensive actions

  • Apply the latest security patches or updates provided by Oracle for Oracle VM VirtualBox.
  • Restrict access to the infrastructure where Oracle VM VirtualBox executes to minimize the attack surface.
  • Monitor the system for any suspicious activity or signs of exploitation.
  • Consider implementing compensating controls, such as network segmentation or isolation, to reduce the impact of a potential attack.
  • Perform a thorough review of the system to identify potential vulnerabilities and implement necessary mitigations.
  • Implement additional security measures, such as two-factor authentication, to prevent unauthorized access.
  • Regularly review and update the system to ensure that it remains secure and compliant with relevant regulations.

Evidence notes

The CVE record was published on 2026-07-21T22:17:09.783Z and was last modified on 2026-07-27T20:12:30.707Z. The NVD entry is currently Analyzed. The vulnerability is described in the Oracle security alert for July 2026.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-21T22:17:09.783Z and has not been modified since then. The NVD entry is currently Analyzed.