VMware ESXi Guest Operation Denial-of-Service via VMware Tools
CVE-2025-41226 Published on May 20, 2025
Guest Operations Denial-of-Service Vulnerability
VMware ESXi contains a denial-of-service vulnerability that occurs when performing a guest operation. A malicious actor with guest operation privileges on a VM, who is already authenticated through vCenter Server or ESXi may trigger this issue to create a denial-of-service condition of guest VMs with VMware Tools running and guest operations enabled.
Vulnerability Analysis
Weakness Type
What is a Resource Exhaustion Vulnerability?
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
CVE-2025-41226 has been classified to as a Resource Exhaustion vulnerability or weakness.
Products Associated with CVE-2025-41226
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Affected Versions
VMware ESXi:- Version 8.0 and below ESXi80U3se-24659227 is affected.
- Version 7.0 and below ESXi70U3sv-24723868 is affected.
- Version 5.x, 4.5.x is affected.
- Version 5.x, 4.x, 3.x, 2.x is affected.
- Version 3.x, 2.x is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.