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Vulnerability record/PUBLISHED/Published Oct 20, 2026 21:23:56 UTC

CVE-2026-87303

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is 7.2.16. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox. CVSS 3.1 Base Score 5.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:H).

Base score5.9/ 10
SeverityMediumCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes
Base severityMedium
Attack vectorLocalAV
Attack complexityLowAC
Privileges requiredLowPR
User interactionRequiredUI
ScopeChangedS
Confidentiality impactNoneC
Integrity impactNoneI
Availability impactHighA
CVSS vector stringCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:H

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering Authorityoracle
Last updatedOct 27, 2026 19:26:12 UTC
PublishedOct 20, 2026 21:23:56 UTC
ReservedSep 8, 2026 21:49:12 UTC