CVE-2026-87283Hinoki check available

Host denial of service via undisclosed Core flaw

Published Sep 15, 2026 · Updated Sep 15, 2026

Denial of service in Oracle VM VirtualBox 7.2.16 Core allows local users with high privileges to hang or repeatedly crash the hypervisor. Oracle has not published the affected Core code path or the operation on attacker-controlled input that triggers the failure. Exploitation requires a highly privileged local session on the host and can interrupt running virtual machines through a hang or repeatable crash.

CVSS severity6.0
Medium
EPSS probability0.12%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
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Summary

What happened

Denial of service in Oracle VM VirtualBox 7.2.16 Core allows local users with high privileges to hang or repeatedly crash the hypervisor. Oracle has not published the affected Core code path or the operation on attacker-controlled input that triggers the failure. Exploitation requires a highly privileged local session on the host and can interrupt running virtual machines through a hang or repeatable crash.

The record

CVE
CVE-2026-87283
Published
Sep 15, 2026
Updated
Sep 15, 2026
Vendor
Oracle Corporation
Product
Oracle VM VirtualBox
Classifications
T1499
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Sep 15, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 15, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=7.2.16

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Oracle Corporation · Oracle VM VirtualBoxversion=7.2.16

Published CVSS scores

6.0Oracle CorporationCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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