Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: VMSVGA device). (CVE-2026-46873)
Description
A vulnerability exists in the VMSVGA device component of Oracle VM VirtualBox version 7.2.8 and multiple other specific versions. This vulnerability requires high privileges and local access to exploit and can lead to a complete takeover of the Oracle VM VirtualBox instance. The vulnerability impacts confidentiality, integrity, and availability, with a CVSS 3.1 base score of 7.5. Exploitation is difficult and requires a high level of access, but successful exploitation can affect additional products beyond VirtualBox due to scope change.
CVSS v3.1
Score 7.5high
Affected software
pkg:deb/ubuntu/virtualbox?arch=source&distro=xenialpkg:deb/ubuntu/virtualbox?arch=source&distro=bionicpkg:deb/ubuntu/virtualbox?arch=source&distro=focalpkg:deb/ubuntu/virtualbox?arch=source&distro=jammypkg:deb/ubuntu/virtualbox?arch=source&distro=noblepkg:deb/ubuntu/virtualbox?arch=source&distro=questingpkg:deb/ubuntu/virtualbox?arch=source&distro=stonkingpkg:deb/ubuntu/virtualbox?arch=source&distro=resoluteRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-46873 is a vulnerability in the VMSVGA device of Oracle VM VirtualBox, affecting version 7.2.8 and many other specific versions listed. It requires a high privileged attacker with local access (logon to the infrastructure) to exploit. The vulnerability allows an attacker to compromise Oracle VM VirtualBox, potentially resulting in full takeover of the product. The CVSS 3.1 vector indicates local attack vector, high attack complexity, high privileges required, no user interaction, scope changed, and high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation can lead to complete compromise of Oracle VM VirtualBox, affecting confidentiality, integrity, and availability of the system. Due to scope change, the impact may extend to additional products beyond VirtualBox. The attack requires high privileges and local access, making exploitation difficult but potentially severe if achieved.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Users should monitor Oracle's advisories for updates and apply any official patches once available. Until then, restrict high privileged access to Oracle VM VirtualBox infrastructure to mitigate risk.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- UBUNTU-CVE-2026-46873
- Osv Schema Version
- 1.7.0
- Ecosystems
- ["Ubuntu:16.04:LTS","Ubuntu:18.04:LTS","Ubuntu:20.04:LTS","Ubuntu:22.04:LTS","Ubuntu:24.04:LTS","Ubuntu:25.10","Ubuntu:26.10","Ubuntu:26.04:LTS"]
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ad3f6502cdf04f6566658a3
Added to database: 10/17/2026, 22:27:28 UTC
Last enriched: 10/18/2026, 01:26:57 UTC
Last updated: 10/18/2026, 01:26:57 UTC
Views: 2
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