{"id":"CVE-2025-41226","aliases":["EUVD-2025-15831","GHSA-jfjv-vw9w-9w8v"],"status":"published","title":"Guest Operations Denial-of-Service Vulnerability","description":"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.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00242,"percentile":0.15445,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2025-05-20T14:24:24Z","modified":"2026-06-17T09:22:37Z","products":[{"vendor":"vmware","product":"cloud foundation"},{"vendor":"vmware","product":"esxi"},{"vendor":"vmware","product":"telco cloud infrastructure"},{"vendor":"vmware","product":"telco cloud platform"}],"references":[{"url":"https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25717"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-41226"},{"url":"https://github.com/advisories/GHSA-jfjv-vw9w-9w8v"}],"sources":{"cve":[{"id":"CVE-2025-41226","title":"Guest Operations Denial-of-Service Vulnerability","description":"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.","status":"published","published":"2025-05-20T14:24:24.68Z","modified":"2025-06-24T07:12:21.964Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:32:31.631102Z"}],"euvd":[{"id":"EUVD-2025-15831","description":"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.","status":"published","published":"2025-05-20T14:24:24Z","modified":"2025-06-24T07:12:21Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:32:17.4539Z"}],"ghsa":[{"id":"GHSA-jfjv-vw9w-9w8v","title":"VMware ESXi contains a denial-of-service vulnerability that occurs when performing a guest...","description":"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.","status":"published","published":"2025-05-20T15:30:41Z","modified":"2025-05-20T15:30:51Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:02:21.932853Z"}],"nvd":[{"id":"CVE-2025-41226","description":"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.","status":"published","published":"2025-05-20T15:16:07.67Z","modified":"2026-06-17T09:22:37.97Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:11:09.125937Z"}]}}