CVE-2026-21988
published 2026-01-20CVE-2026-21988: 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…
PriorityP340high8.2CVSS 3.1
AVLACLPRHUINSCCHIHAH
EPSS
0.20%
9.5th percentile
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).
Affected
5 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | virtualbox | < virtualbox 7.2.6-dfsg-1 (sid) | virtualbox 7.2.6-dfsg-1 (sid) |
| oracle | vm_virtualbox | — | — |
| oracle | vm_virtualbox | — | — |
| oracle_corporation | oracle_vm_virtualbox | — | — |
| oracle_corporation | oracle_vm_virtualbox | — | — |
CVSS provenance
nvdv3.18.2HIGHCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
osv8.2HIGH
vendor_debian8.2HIGH
vendor_oracle8.2HIGH
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Oracle
Oracle Oracle Virtualization Risk Matrix: Core — CVE-2026-21988
vendor_oracle·2026-01-15·CVSS 8.2
CVE-2026-21988 [HIGH] Oracle Oracle Virtualization Risk Matrix: Core — CVE-2026-21988
Oracle Oracle Virtualization Risk Matrix: Core vulnerability
CVE: CVE-2026-21988
CVSS: 8.2
Protocol: None
Remote exploit: No
Affected versions: Local
Advisory: cpujan2026 (JAN 2026)
Debian
CVE-2026-21988: virtualbox - Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (comp...
vendor_debian·2026·CVSS 8.2
CVE-2026-21988 [HIGH] CVE-2026-21988: virtualbox - Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (comp...
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).
Scope: local
sid: resolved (fixed in 7.2.6-dfsg-1)
GHSA
GHSA-c6h8-h6vf-7g29: Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core)
ghsa_unreviewed·2026-01-21
CVE-2026-21988 [HIGH] GHSA-c6h8-h6vf-7g29: Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core)
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).
OSV
CVE-2026-21988: Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core)
osv·2026-01-20·CVSS 8.2
CVE-2026-21988 [HIGH] CVE-2026-21988: Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core)
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).
No detection rules found.
No public exploits indexed.
Wiz
CVE-2026-21988 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.2
CVE-2026-21988 [HIGH] CVE-2026-21988 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21988 :
VirtualBox vulnerability analysis and mitigation
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 : NVD
## 8.2
Score
Published January 20, 20
Wiz
CVE-2026-21986 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 7.1
CVE-2026-21986 [HIGH] CVE-2026-21986 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21986 :
VirtualBox vulnerability analysis and mitigation
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 unauthenticated 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. Note: This vulnerability applies to Windows VMs only. CVSS 3.1 Base Score 7.1 (Availability impacts). CVSS Vector: (CVSS:3
Wiz
CVE-2026-21955 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.2
CVE-2026-21955 [HIGH] CVE-2026-21955 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21955 :
VirtualBox vulnerability analysis and mitigation
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 : NVD
## 8.2
Score
Published January 20, 20
Wiz
CVE-2026-21989 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.1
CVE-2026-21989 [HIGH] CVE-2026-21989 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21989 :
VirtualBox vulnerability analysis and mitigation
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 creation, deletion or modification access to critical data or all Oracle VM VirtualBox accessible data as well as unauthorized access to critical data or complete access to all Oracle VM VirtualBox accessible data and
Wiz
CVE-2026-21990 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.2
CVE-2026-21990 [HIGH] CVE-2026-21990 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21990 :
VirtualBox vulnerability analysis and mitigation
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 : NVD
## 8.2
Score
Published January 20, 20
Wiz
CVE-2026-21957 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 7.5
CVE-2026-21957 [HIGH] CVE-2026-21957 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21957 :
VirtualBox vulnerability analysis and mitigation
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. Difficult to exploit 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 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H).
Source : NVD
## 7.5
Score
Published January 20,
Wiz
CVE-2026-21956 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.2
CVE-2026-21956 [HIGH] CVE-2026-21956 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21956 :
VirtualBox vulnerability analysis and mitigation
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 : NVD
## 8.2
Score
Published January 20, 20
Wiz
CVE-2026-21984 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 7.5
CVE-2026-21984 [HIGH] CVE-2026-21984 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21984 :
VirtualBox vulnerability analysis and mitigation
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. Difficult to exploit 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 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H).
Source : NVD
## 7.5
Score
Published January 20,
Wiz
CVE-2026-21963 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 6.0
CVE-2026-21963 [MEDIUM] CVE-2026-21963 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21963 :
VirtualBox vulnerability analysis and mitigation
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 access to critical data or complete access to all Oracle VM VirtualBox accessible data. CVSS 3.1 Base Score 6.0 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N).
Source : NVD
#
Wiz
CVE-2026-21981 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 4.6
CVE-2026-21981 [MEDIUM] CVE-2026-21981 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21981 :
VirtualBox vulnerability analysis and mitigation
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 Availab
Wiz
CVE-2026-21983 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 7.5
CVE-2026-21983 [HIGH] CVE-2026-21983 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21983 :
VirtualBox vulnerability analysis and mitigation
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. Difficult to exploit 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 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H).
Source : NVD
## 7.5
Score
Published January 20,
Wiz
CVE-2026-21982 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 7.5
CVE-2026-21982 [HIGH] CVE-2026-21982 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21982 :
VirtualBox vulnerability analysis and mitigation
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. Difficult to exploit vulnerability allows unauthenticated attacker with access to the physical communication segment attached to the hardware where the Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
Source : NVD
## 6.4
Score
Published January 20, 2026
Severity MEDIUM
CNA Score 7.5
Affected Technologies
VirtualBox
Ha
Wiz
CVE-2026-21987 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.2
CVE-2026-21987 [HIGH] CVE-2026-21987 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21987 :
VirtualBox vulnerability analysis and mitigation
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 : NVD
## 8.2
Score
Published January 20, 20
Wiz
CVE-2026-21985 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 6.0
CVE-2026-21985 [MEDIUM] CVE-2026-21985 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-21985 :
VirtualBox vulnerability analysis and mitigation
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 access to critical data or complete access to all Oracle VM VirtualBox accessible data. CVSS 3.1 Base Score 6.0 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N).
Source : NVD
#
2026-01-20
Published