CVE-2026-21990
Quick assessment
Affected
Oracle Corporation Oracle VM VirtualBox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Oracle Virtualization是美国甲骨文（Oracle）公司的一套虚拟化解决方案。该产品用于统一管理从应用程序到磁盘的整个硬件和软件体系，可实现从桌面到数据中心的虚拟化。VM VirtualBox是其中的一个虚拟机组件。 Oracle Virtualization的Oracle VM VirtualBox 7.1.14版本和7.2.4版本存在安全漏洞，该漏洞源于高权限攻击者可在执行基础设施上登录进行攻击，可能导致Oracle VM VirtualBox被接管。
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I. Basic Information for CVE-2026-21990
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
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 takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Oracle Virtualization 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Oracle Virtualization是美国甲骨文（Oracle）公司的一套虚拟化解决方案。该产品用于统一管理从应用程序到磁盘的整个硬件和软件体系，可实现从桌面到数据中心的虚拟化。VM VirtualBox是其中的一个虚拟机组件。 Oracle Virtualization的Oracle VM VirtualBox 7.1.14版本和7.2.4版本存在安全漏洞，该漏洞源于高权限攻击者可在执行基础设施上登录进行攻击，可能导致Oracle VM VirtualBox被接管。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Oracle Corporation | Oracle VM VirtualBox | 7.1.14 | - |
|
II. Public POCs for CVE-2026-21990
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-21990 (1)
-
https://www.oracle.com/security-alerts/cpujan2026.html vendor-advisory
Same Patch Batch · Oracle Corporation · 2026-01-20 · 66 CVEs total
| CVE-2026-21962 | 10.0 CRITICAL | Oracle Fusion Middleware 安全漏洞 |
| CVE-2026-21969 | 9.8 CRITICAL | Oracle Supply Chain Products Suite 安全漏洞 |
| CVE-2026-21967 | 8.6 HIGH | Oracle Hospitality Applications 安全漏洞 |
| CVE-2026-21988 | 8.2 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21987 | 8.2 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21956 | 8.2 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21955 | 8.2 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21989 | 8.1 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21973 | 8.1 HIGH | Oracle Financial Services Applications 安全漏洞 |
| CVE-2026-21945 | 7.5 HIGH | Oracle Java SE 安全漏洞 |
| CVE-2026-21957 | 7.5 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21940 | 7.5 HIGH | Oracle Supply Chain 安全漏洞 |
| CVE-2026-21982 | 7.5 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21984 | 7.5 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21926 | 7.5 HIGH | Oracle Siebel CRM 安全漏洞 |
| CVE-2026-21983 | 7.5 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21932 | 7.4 HIGH | Oracle Java SE 安全漏洞 |
| CVE-2026-21986 | 7.1 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21976 | 7.1 HIGH | Oracle Analytics 安全漏洞 |
| CVE-2026-21939 | 7.0 HIGH | Oracle Database Server 安全漏洞 |
Showing top 20 of 66 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2026-21990
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