CVE-2026-21981 — MEDIUM (4.6)

Vulnerability Description

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are 7.1.14 and 7.2.4. 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). Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle VM VirtualBox accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle VM VirtualBox. CVSS 3.1 Base Score 4.6 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:L).

CVSS Score

4.6

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:L

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Oracle	Vm Virtualbox	7.1.14

Related Weaknesses (CWE)

CWE-269

References

https://www.oracle.com/security-alerts/cpujan2026.htmlVendor Advisory

FAQ

What is CVE-2026-21981?

CVE-2026-21981 is a vulnerability with a CVSS score of 4.6 (MEDIUM). Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are 7.1.14 and 7.2.4. Easily exploitable vulnerability allows high ...

How severe is CVE-2026-21981?

CVE-2026-21981 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-21981?

Check the references section above for vendor advisories and patch information. Affected products include: Oracle Vm Virtualbox.