Insecure Direct Object Reference in SolarWinds Serv-U
CVE-2026-28316

4.7MEDIUM

Key Information:

Vendor

Solarwinds
Status
Serv-u
Vendor
CVE Published:
21 July 2026

What is CVE-2026-28316?

SolarWinds Serv-U is vulnerable to an insecure direct object reference (IDOR), which allows an attacker with an administrator domain account to escalate their privileges to that of a system administrator. This vulnerability poses a risk as it permits the execution of commands with root user privileges. It is important to note that the impact varies, with lower risk present in Windows environments. Users are advised to take necessary precautions and review security advisories for mitigation steps.

Affected Version(s)

Serv-U Windows 15.5.4 HF1 and below

References

https://www.solarwinds.com/trust-center/security-advisori...
vendor-advisory
https://documentation.solarwinds.com/en/success_center/se...
release-notes

CVSS V3.1

Score:
4.7
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Intigriti Bug Bounty Program
.