What is CVE-2026-87277?

CVE-2026-87277 is a high-severity vulnerability in Oracle Corporation Vm Virtualbox, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-09-15.

How severe is CVE-2026-87277?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Oracle Corporation Vm Virtualbox

CVE-2026-87277

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is 7.2.16. Easily exploitable vulnerability allows unauthenticated attacker with network access via RDP to compromise Oracle VM VirtualBox. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Vulnerability class: DoS (Denial of Service)

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Oracle Corporation Vm Virtualbox — versions 7.2.16

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

secalert_us@oracle.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-87277?: CVE-2026-87277 is a high-severity vulnerability in Oracle Corporation Vm Virtualbox, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-09-15.
How severe is CVE-2026-87277?: High severity. CVSS v3 base score is 7.5 out of 10.