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EPSS 0.1%top 83%

CVE-2026-35245: 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. in Oracle Corporation Oracle VM VirtualBox

0
High
VulnerabilityCVE-2026-35245cvecve-2026-35245
Published: Tue Apr 21 2026 (04/21/2026, 20:35:51 UTC)
Source: CVE Database V5
Vendor/Project: Oracle Corporation
Product: Oracle VM VirtualBox

Description

CVE-2026-35245 is a high-severity vulnerability in Oracle VM VirtualBox version 7. 2. 6. It allows an unauthenticated attacker with network access via RDP to cause a denial of service by hanging or crashing the VirtualBox application. The vulnerability impacts availability but does not affect confidentiality or integrity. Oracle has published a Critical Patch Update advisory including multiple patches but does not explicitly confirm a patch for this specific vulnerability in the advisory content provided. No known exploits are reported in the wild at this time.

CVSS v3.1

Score 7.5high

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 04/29/2026, 11:21:00 UTC

Technical Analysis

This vulnerability affects the core component of Oracle VM VirtualBox version 7.2.6. It can be exploited remotely without authentication via the RDP protocol to cause a denial of service by hanging or repeatedly crashing the application. The CVSS 3.1 base score is 7.5, reflecting high impact on availability with no impact on confidentiality or integrity. The vulnerability is categorized under CWE-284 (Improper Access Control). The vendor advisory is a general Critical Patch Update for multiple Oracle products but does not explicitly confirm patch availability for this specific issue.

Potential Impact

Successful exploitation results in a denial of service condition causing Oracle VM VirtualBox to hang or crash repeatedly, impacting availability. There is no impact on confidentiality or integrity. No reports of active exploitation in the wild are known.

Mitigation Recommendations

Oracle has released a Critical Patch Update advisory covering multiple vulnerabilities across Oracle products. However, the advisory does not explicitly confirm a patch or fix for CVE-2026-35245. Patch status is not yet confirmed—users should monitor the Oracle advisory at https://www.oracle.com/security-alerts/cpuapr2026.html for updates and apply patches promptly once available. Until then, limiting network access to RDP interfaces of Oracle VM VirtualBox instances can reduce exposure.

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Technical Details

Data Version
5.2
Assigner Short Name
oracle
Date Reserved
2026-04-01T20:03:40.833Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
null
Vendor Advisory Urls
[{"url":"https://www.oracle.com/security-alerts/cpuapr2026.html","vendor":"Oracle"}]

Threat ID: 69e7e5af19fe3cd2cdfa0174

Added to database: 4/21/2026, 9:01:35 PM

Last enriched: 4/29/2026, 11:21:00 AM

Last updated: 6/5/2026, 12:45:58 AM

Views: 72

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