PT-2026-3732 · Oracle+1 · Virtualbox+1

Phudq · Published 2026-01-01 · Updated 2026-03-19 · CVE-2026-21985

Positive Technologies (AI Summary)

CVSS v3.1

6.0

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Oracle VM VirtualBox versions 7.1.14 and 7.2.4

Description An easily exploitable issue exists in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). A high-privileged attacker with access to the infrastructure where Oracle VM VirtualBox runs can compromise the software. Successful exploitation may lead to unauthorized access to critical data or complete access to all Oracle VM VirtualBox accessible data. Attacks may significantly impact additional products.

Recommendations Update Oracle VM VirtualBox to a newer version that addresses this issue.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2026-00841

CVE-2026-21985

ZDI-26-100

Affected Products

Virtualbox

Red Os

References · 19

• https://osv.dev/vulnerability/CVE-2026-21985 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-26-100 · Security Note
• https://bdu.fstec.ru/vul/2026-00841 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-21985 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-21985 · Security Note
• https://ubuntu.com/security/CVE-2026-21985 · Vendor Advisory
• https://oracle.com/security-alerts/cpujan2026.html · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-21985 · Security Note
• https://twitter.com/CVEnew/status/2013740397680308256 · Twitter Post
• https://redos.red-soft.ru/support/secure/uyazvimosti/support/secure/uyazvimosti-red-os-8-0/uyazvimost-virtualbox-guest-additions-cve-2026-21985-8.0 · Note
• https://redos.red-soft.ru/support/secure/uyazvimosti/support/secure/uyazvimosti-red-os-8-0/uyazvimost-virtualbox-kmod-cve-2026-21985-8.0 · Note
• https://redos.red-soft.ru/support/secure/uyazvimosti/support/secure/uyazvimosti/uyazvimost-virtualbox-cve-2026-21985-7.3 · Note
• https://redos.red-soft.ru/support/secure/uyazvimosti/support/secure/uyazvimosti-red-os-8-0/uyazvimost-virtualbox-cve-2026-21985-8.0 · Note
• https://t.me/CVEtracker/42640 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB20260120194 · Note