# CVE-2026-87301: Oracle VM VirtualBox privilege escalation in Core

Source: https://junglewise.ai/threats/cve-2026-87301-vulnerability-in-the-oracle-vm-virtualbox-product-of-oracle  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-20. Updated: 2026-10-20  
License: CC BY 4.0 with a link back

CVE-2026-87301 · Severity: high · CVSS 8.4 · Published 2026-10-20

Oracle VM VirtualBox is virtualization software that runs virtual machines on physical computers. A flaw in the Core component allows a low-privileged local user to gain unauthorized access to sensitive data and crash the virtualization system, potentially affecting hosted virtual machines. The vulnerability requires the attacker to already have local logon access to the host system.

Technologies: [Oracle Vm Virtualbox](https://junglewise.ai/threats/technologies/virtualbox). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-87301 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-87301 being exploited in the wild.

**How severe is CVE-2026-87301?** High severity, with a CVSS score of 8.4, published 20 October 2026.

**Which products and versions are affected?** Oracle Vm Virtualbox 7.2.16.

**Is there a fix for CVE-2026-87301?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-87301 attacked?** It is attacked with local access, in a network appliance.

**Am I affected by CVE-2026-87301?** Check whether you run Oracle Vm Virtualbox at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A local privilege escalation vulnerability in Oracle VM VirtualBox Core (version 7.2.16) allows a low-privileged attacker with logon access to obtain high-level access to VirtualBox data and functionality. The attack requires no user interaction and succeeds on unpatched systems; scope change indicates compromise of VirtualBox can impact other products running on the same host. The vulnerability results in confidentiality breach and availability denial.

## Affected products

- Oracle VM VirtualBox 7.2.16

## Timeline

- 2026-10-20: disclosed

## References

- [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html)

## Related threats

- [Oracle VM VirtualBox core privilege escalation via physical network access](https://junglewise.ai/threats/cve-2026-87322-vulnerability-in-the-oracle-vm-virtualbox-product-of-oracle)
- [Oracle VM VirtualBox denial-of-service in Core](https://junglewise.ai/threats/cve-2026-87311-vulnerability-in-the-oracle-vm-virtualbox-product-of-oracle)
- [Oracle VM VirtualBox denial of service in Core](https://junglewise.ai/threats/cve-2026-87303-vulnerability-in-the-oracle-vm-virtualbox-product-of-oracle)
- [Oracle VM VirtualBox privilege escalation in Core component](https://junglewise.ai/threats/cve-2026-101599-vulnerability-in-the-oracle-vm-virtualbox-product-of-oracle)
- [Oracle VM VirtualBox privilege escalation in Core](https://junglewise.ai/threats/cve-2026-101598-vulnerability-in-the-oracle-vm-virtualbox-product-of-oracle)