CVE-2025-40549: SolarWinds Serv-U Path Restriction Bypass Vulnerability
Published Nov 18, 2025
·Updated
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.
Affected Software
2 affected components
SolarWinds Serv-U
SolarWinds Serv-U<15.5.3
Remediation
Information
SolarWinds recommends that customers upgrade to SolarWinds Serv-U 15.5.3 as soon as it becomes available.
Event History
Nov 18, 2025
CVE Published
via MITRE·08:41 AM
Data Sourced
via MITRE·08:41 AM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·09:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-40549?
CVE-2025-40549 is classified as a medium severity vulnerability.
2
How do I fix CVE-2025-40549?
To fix CVE-2025-40549, ensure that you update your SolarWinds Serv-U to the latest version that addresses this vulnerability.
3
Who is affected by CVE-2025-40549?
CVE-2025-40549 affects users of SolarWinds Serv-U with administrative privileges.
4
What type of vulnerabilities does CVE-2025-40549 represent?
CVE-2025-40549 represents a Path Restriction Bypass vulnerability.
5
Can CVE-2025-40549 be exploited without admin access?
No, exploiting CVE-2025-40549 requires administrative privileges.