CVE WatchOct 21, 2026

CVE-2026-87311

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is 7.

CVSS

5.6

Medium

EPSS

0.1%

KEV

—

Exploit Today

0-100

Published: Oct 20, 2026 · Last modified: Oct 21, 2026

EPSS · 30d

0.1%EPSS · 30 days0.1%

2026-10-212026-10-25

Technical description

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is 7.2.16. Difficult to exploit vulnerability allows low 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 ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox. CVSS 3.1 Base Score 5.6 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H).

Official references

www.oracle.comhttps://www.oracle.com/security-alerts/cpuoct2026.html

Related CVEs

No related CVEs by CWE or product.