Feed/CVE-2025-40539
CVE-2025-40539CRITICALCVSS 9.1

CVE-2025-40539

Published Feb 24, 2026·Updated Jun 17, 2026

NVD Description

A type confusion vulnerability exists in Serv-U which when exploited, gives a malicious actor the ability to execute arbitrary native code as privileged account. This issue requires administrative privileges to abuse. On Windows deployments, the risk is scored as a medium because services frequently run under less-privileged service accounts by default.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

References

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