Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). (CVE-2026-87278)
A vulnerability in Oracle VM VirtualBox version 7.2.16 allows an unauthenticated attacker with local access and requiring user interaction to cause denial of service and unauthorized modification of some accessible data. The vulnerability impacts integrity and availability but does not affect confidentiality. The CVSS 3.1 base score is 6.1, indicating a medium severity. Oracle has included this vulnerability in its September 2026 Critical Security Patch Update, recommending patching to remediate the issue.
AI Analysis
Technical Summary
CVE-2026-87278 is a vulnerability in the core component of Oracle VM VirtualBox version 7.2.16. It allows an unauthenticated attacker with local access (logon to the infrastructure) and requiring user interaction from a different user to compromise Oracle VM VirtualBox. Successful exploitation can cause a hang or repeated crash (denial of service) and unauthorized update, insert, or delete access to some data accessible by Oracle VM VirtualBox. The vulnerability has no confidentiality impact but affects integrity and availability, with a CVSS 3.1 score of 6.1 (AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H). Oracle has addressed this vulnerability in its September 2026 Critical Security Patch Update.
Potential Impact
The vulnerability allows an attacker with local access and requiring user interaction to cause denial of service by hanging or crashing Oracle VM VirtualBox. It also permits unauthorized modification (update, insert, delete) of some data accessible by Oracle VM VirtualBox. There is no impact on confidentiality. The overall impact affects integrity and availability, potentially disrupting virtual machine operations and data integrity within Oracle VM VirtualBox environments.
Mitigation Recommendations
Oracle has released a Critical Security Patch Update in September 2026 that addresses this vulnerability. Customers are strongly advised to apply the available security patches promptly to remediate this issue. Oracle recommends remaining on actively-supported versions and applying security patches without delay. No alternative mitigations or workarounds are specified in the advisory.
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). (CVE-2026-87278)
Description
A vulnerability in Oracle VM VirtualBox version 7.2.16 allows an unauthenticated attacker with local access and requiring user interaction to cause denial of service and unauthorized modification of some accessible data. The vulnerability impacts integrity and availability but does not affect confidentiality. The CVSS 3.1 base score is 6.1, indicating a medium severity. Oracle has included this vulnerability in its September 2026 Critical Security Patch Update, recommending patching to remediate the issue.
CVSS v3.1
Score 6.1medium
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-87278 is a vulnerability in the core component of Oracle VM VirtualBox version 7.2.16. It allows an unauthenticated attacker with local access (logon to the infrastructure) and requiring user interaction from a different user to compromise Oracle VM VirtualBox. Successful exploitation can cause a hang or repeated crash (denial of service) and unauthorized update, insert, or delete access to some data accessible by Oracle VM VirtualBox. The vulnerability has no confidentiality impact but affects integrity and availability, with a CVSS 3.1 score of 6.1 (AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H). Oracle has addressed this vulnerability in its September 2026 Critical Security Patch Update.
Potential Impact
The vulnerability allows an attacker with local access and requiring user interaction to cause denial of service by hanging or crashing Oracle VM VirtualBox. It also permits unauthorized modification (update, insert, delete) of some data accessible by Oracle VM VirtualBox. There is no impact on confidentiality. The overall impact affects integrity and availability, potentially disrupting virtual machine operations and data integrity within Oracle VM VirtualBox environments.
Mitigation Recommendations
Oracle has released a Critical Security Patch Update in September 2026 that addresses this vulnerability. Customers are strongly advised to apply the available security patches promptly to remediate this issue. Oracle recommends remaining on actively-supported versions and applying security patches without delay. No alternative mitigations or workarounds are specified in the advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-wgp5-7f97-5wwh
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-87278"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aaa07d655bf5e2cf5ea2d1e
Added to database: 09/16/2026, 03:07:02 UTC
Last enriched: 09/16/2026, 03:18:12 UTC
Last updated: 09/16/2026, 05:01:22 UTC
Views: 1
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.