SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Vulnerability (CVE-2026-28305)
Summary
SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to remote code execution as root. A domain account with admin privileges and read and write access to the home directory is required. The impact is lower in Windows deployments.
Affected Products
SolarWinds Serv-U 15.5.4 HF1 and below
Fixed Software Release
Acknowledgments
Intigriti Bug Bounty Program
Advisory Details
Severity
9.1. Critical
Advisory ID
First Published
07/21/2026
Fixed Version