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CVE-2026-46977 Oracle Corporation CVE debrief

A low-severity vulnerability was found in Oracle VM VirtualBox 7.2.8, specifically in the VMSVGA device component. This issue allows high-privileged attackers with logon access to the infrastructure to compromise Oracle VM VirtualBox, potentially impacting additional products. Successful attacks can result in unauthorized read access to a subset of Oracle VM VirtualBox accessible data. The vulnerability has a CVSS 3.1 Base Score of 3.2 and a CVSS Vector of CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N. System administrators and security teams should prioritize patching this vulnerability to prevent potential data breaches.

Vendor
Oracle Corporation
Product
Oracle VM VirtualBox
CVSS
LOW 3.2
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-17
Original CVE updated
2026-06-18
Advisory published
2026-06-17
Advisory updated
2026-06-18

Who should care

System administrators and security teams managing Oracle VM VirtualBox 7.2.8, as well as operators and platform administrators who may be impacted by the vulnerability, should prioritize patching this vulnerability to prevent potential data breaches. This includes reviewing access controls, monitoring for suspicious activity, and ensuring that compensating controls are in place for exposed systems.

Technical summary

The vulnerability, tracked as CVE-2026-46977, is a low-severity issue with a CVSS 3.1 Base Score of 3.2. It is easily exploitable by high-privileged attackers with logon access to the infrastructure where Oracle VM VirtualBox executes. The vulnerability allows for unauthorized read access to a subset of Oracle VM VirtualBox accessible data. The CVSS Vector is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N. This information is based on the supplied source corpus and may not reflect the full scope of the vulnerability.

Defensive priority

Apply patches promptly to prevent exploitation. Review and update access controls for Oracle VM VirtualBox. Monitor Oracle VM VirtualBox for suspicious activity and ensure that compensating controls are in place for exposed systems.

Recommended defensive actions

  • Apply the patch from Oracle Corporation
  • Review and update access controls for Oracle VM VirtualBox
  • Monitor Oracle VM VirtualBox for suspicious activity
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
  • Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
  • Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE record was published on 2026-06-17T10:54:16.700Z and was last modified on 2026-06-18T13:48:25.637Z. The NVD entry is currently Analyzed. This information is based on the supplied source corpus and may not reflect the full scope of the vulnerability. Defenders should verify the affected product deployments and review official advisories for further details.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-06-17T10:54:16.700Z and has not been modified since then. The NVD entry is currently Analyzed.