{"id":"CVE-2025-41251","title":"VMware NSX contains a weak password recovery mechanism vulnerability","summary":"VMware NSX contains a weak password recovery mechanism vulnerability. An unauthenticated malicious actor may exploit this to enumerate valid usernames, potentially enabling brute-force attacks.\n\nImpact: Username enumeration → credential …","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-640"],"published":"2025-09-29","updated":"2026-10-09","sourceUpdated":"2026-10-09T09:10:00.213","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-41251","references":[{"url":"https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/36150","label":"security@vmware.com"}],"tags":["nvd"],"epss":0.00798,"epssPercentile":0.55198,"ingestedAt":"2026-10-09T09:31:00.985Z","slug":"CVE-2025-41251","body":"## Overview\n\nVMware NSX contains a weak password recovery mechanism vulnerability. An unauthenticated malicious actor may exploit this to enumerate valid usernames, potentially enabling brute-force attacks.\n\nImpact: Username enumeration → credential brute force risk.\nAttack Vector: Remote, unauthenticated.\nSeverity: Important.\nCVSSv3: 8.1 (High).\n\nAcknowledgments: Reported by the National Security Agency.\n\nAffected Products:VMware NSX 9.x.x.x, 4.2.x, 4.1.x, 4.0.x\n\nNSX-T 3.x\nVMware Cloud Foundation (with NSX) 5.x, 4.5.x\n\nFixed Versions: NSX 9.0.1.0;  4.2.2.2/4.2.3.1 http://4.2.2.2/4.2.3.1 ; 4.1.2.7; NSX-T 3.2.4.3; CCF async patch (KB88287).\nWorkarounds: None.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}