CVE-2025-40549

CriticalCVSS 9.1/10Last modified Oct 18, 2026

Description

A Path Restriction Bypass vulnerability exists in Serv-U that when abused, could give a malicious actor with access to admin privileges the ability to execute code on a directory.

This issue requires administrative privileges to abuse. On Windows systems, this scored as medium due to differences in how paths and home directories are handled.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-22

Affected software

No affected versions have been published.

Timeline

Published: Nov 18, 2025
Last modified: Oct 18, 2026
NVD status: Analyzed

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