CVE-2025-40549
Critical
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.
SeverityCritical
CVSS9.1
Exploit probability—
Product
Solarwinds Serv-u
PublishedNov 18, 2025
First seenNov 18, 2025
Weakness typeCWE-22Path traversal
How to fix
Update
- solarwinds serv-u15.5.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| solarwinds serv-u | v < 15.5.3 | 15.5.3 |
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