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An attacker who is already authenticated and holds local user rights can trigger the flaw to obtain elevated privileges on the affected machine. The bug represents a race condition (CWE\u2011362) that leads to a wrongful deallocation of a memory reference (CWE\u2011416), allowing the attacker to execute arbitrary code with higher privileges. The consequence of successful exploitation would be loss of confidentiality, integrity, and availability for the compromised system, as the attacker could run code with system\u2011level permissions.", "risk_and_exploitability": "The assigned CVSS score of 7.8 indicates a high severity vulnerability. No EPSS score is available and the issue is not listed in the CISA KEV catalog, suggesting that it is not currently known to be actively exploited in the wild. The likely attack vector is local; an adversary with authorized access to a target machine must perform the triggering operation to exploit the use\u2011after\u2011free code path."}}}}, "created": "2026-04-15T15:15:06.643937+00:00", "updated": "2026-04-15T21:00:09.668030+00:00", "vendors": ["microsoft", "microsoft$PRODUCT$windows_11_22h3", "microsoft$PRODUCT$windows_11_23h2", "microsoft$PRODUCT$windows_11_24h2", "microsoft$PRODUCT$windows_11_25h2", "microsoft$PRODUCT$windows_11_26h1", "microsoft$PRODUCT$windows_server_2022,_23h2_edition_(server_core_installation)", "microsoft$PRODUCT$windows_server_2025", "microsoft$PRODUCT$windows_server_2025_(server_core_installation)"]}