CVE-2025-40549

CRITICAL

SolarWinds Serv-U < 15.5.3 - Authenticated Path Traversal

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 9.1
EPSS 0.0010
EPSS Percentile 27.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-22
Status published
Products (1)
solarwinds/serv-u < 15.5.3
Published Nov 18, 2025
Tracked Since Feb 18, 2026