CVE-2026-46877: Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: VMSVGA device)

Routine

MEDIUM 6.0DOWNGRADE

CVE-2026-46877 is a medium-severity flaw (CVSS 6.0) affecting vm virtualbox. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: VMSVGA device). The supported version that is affected is 7.2.8. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products (scope change). Suc

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.0 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.2% (top 94%)
CISA exploited list	No
Weakness	CWE-269
Published	2026-06-17
Last modified	2026-10-25

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-17 10:54 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

oracle vm virtualbox DOWNGRADE

Affected: 7.2.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.2.8

1. Check installed version

apt-cache policy vm-virtualbox || rpm -q vm-virtualbox || vm-virtualbox --version

2. No fixed release: DOWNGRADE to a release before 7.2.8 (Debian / Ubuntu)

apt-cache madison vm-virtualbox sudo apt install vm-virtualbox=<VERSION_BEFORE_7.2.8> sudo apt-mark hold vm-virtualbox

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list vm-virtualbox sudo dnf downgrade vm-virtualbox-<VERSION_BEFORE_7.2.8> sudo dnf versionlock add vm-virtualbox

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-46877?

vm virtualbox: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-46877 being exploited?

CVE-2026-46877 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-46877 affect?

CVE-2026-46877 affects vm virtualbox. Severity is medium (CVSS 6.0). Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: VMSVGA device). The supported version that is affected is 7.2.8. Easily exploitable vulnerability allows high privileged attacker with logon to the inf

How urgent is CVE-2026-46877?

Priority 22/100. No elevated risk signals yet.

Software pages

VirtualBox vulnerabilities

Related CVEs

CVE-2026-35245 HIGH 7.5 DOWNGRADE Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core)
CVE-2026-35275 HIGH 7.5 DOWNGRADE Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Shared Folders)
CVE-2026-46873 HIGH 7.5 DOWNGRADE Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: VMSVGA device)
CVE-2026-46768 MEDIUM 6.0 DOWNGRADE Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: VMSVGA device)
CVE-2026-46825 MEDIUM 6.0 DOWNGRADE Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: VMSVGA device)

References

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